chore(deps): update dependency google-auth to v2 (#6585)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [google-auth](https://togithub.com/googleapis/google-auth-library-python) | `==1.31.0` -> `==2.0.0` | [![age](https://badges.renovateapi.com/packages/pypi/google-auth/2.0.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/pypi/google-auth/2.0.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/pypi/google-auth/2.0.0/compatibility-slim/1.31.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/pypi/google-auth/2.0.0/confidence-slim/1.31.0)](https://docs.renovatebot.com/merge-confidence/) |
| [google-auth](https://togithub.com/googleapis/google-auth-library-python) | `==1.34.0` -> `==2.0.0` | [![age](https://badges.renovateapi.com/packages/pypi/google-auth/2.0.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/pypi/google-auth/2.0.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/pypi/google-auth/2.0.0/compatibility-slim/1.34.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/pypi/google-auth/2.0.0/confidence-slim/1.34.0)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>googleapis/google-auth-library-python</summary>

### [`v2.0.0`](https://togithub.com/googleapis/google-auth-library-python/blob/master/CHANGELOG.md#&#8203;200-httpswwwgithubcomgoogleapisgoogle-auth-library-pythoncomparev200-b1v200-2021-08-16)

[Compare Source](https://togithub.com/googleapis/google-auth-library-python/compare/v1.35.0...v2.0.0)

##### ⚠ BREAKING CHANGES

-   drop support for Python 2.7 ([#&#8203;778](https://www.togithub.com/googleapis/google-auth-library-python/issues/778)) ([560cf1e](https://www.github.com/googleapis/google-auth-library-python/commit/560cf1ed02a900436c5d9e0a0fb3f94b5fd98c55))

##### Features

-   service account is able to use a private token endpoint ([#&#8203;835](https://www.togithub.com/googleapis/google-auth-library-python/issues/835)) ([20b817a](https://www.github.com/googleapis/google-auth-library-python/commit/20b817af8e202b0331998e5abde4e2a5aab51f9a))

##### Bug Fixes

-   downscoping documentation bugs ([#&#8203;830](https://www.togithub.com/googleapis/google-auth-library-python/issues/830)) ([da8bb13](https://www.github.com/googleapis/google-auth-library-python/commit/da8bb13c1349e771ffc2e125256030495c53d956))
-   Fix missing space in error message. ([#&#8203;821](https://www.togithub.com/googleapis/google-auth-library-python/issues/821)) ([7b03988](https://www.github.com/googleapis/google-auth-library-python/commit/7b039888aeb6ec7691d91c9afce182b17f02b1a6))

##### Documentation

-   update user guide/references for downscoped creds ([#&#8203;827](https://www.togithub.com/googleapis/google-auth-library-python/issues/827)) ([d1840dc](https://www.github.com/googleapis/google-auth-library-python/commit/d1840dcdcd03dfd7fdfa81d08da68402f6f8b658))

### [`v1.35.0`](https://togithub.com/googleapis/google-auth-library-python/releases/v1.35.0)

[Compare Source](https://togithub.com/googleapis/google-auth-library-python/compare/v1.34.0...v1.35.0)

##### Features

-   service account is able to use a private token endpoint ([#&#8203;835](https://www.togithub.com/googleapis/google-auth-library-python/issues/835)) ([20b817a](https://www.github.com/googleapis/google-auth-library-python/commit/20b817af8e202b0331998e5abde4e2a5aab51f9a))

##### Bug Fixes

-   downscoping documentation bugs ([#&#8203;830](https://www.togithub.com/googleapis/google-auth-library-python/issues/830)) ([da8bb13](https://www.github.com/googleapis/google-auth-library-python/commit/da8bb13c1349e771ffc2e125256030495c53d956))
-   Fix missing space in error message. ([#&#8203;821](https://www.togithub.com/googleapis/google-auth-library-python/issues/821)) ([7b03988](https://www.github.com/googleapis/google-auth-library-python/commit/7b039888aeb6ec7691d91c9afce182b17f02b1a6))

##### Documentation

-   update user guide/references for downscoped creds ([#&#8203;827](https://www.togithub.com/googleapis/google-auth-library-python/issues/827)) ([d1840dc](https://www.github.com/googleapis/google-auth-library-python/commit/d1840dcdcd03dfd7fdfa81d08da68402f6f8b658))

### [`v1.34.0`](https://togithub.com/googleapis/google-auth-library-python/blob/master/CHANGELOG.md#&#8203;1340-httpswwwgithubcomgoogleapisgoogle-auth-library-pythoncomparev1331v1340-2021-07-23)

[Compare Source](https://togithub.com/googleapis/google-auth-library-python/compare/v1.33.1...v1.34.0)

##### Features

-   support refresh callable on google.oauth2.credentials.Credentials ([#&#8203;812](https://www.togithub.com/googleapis/google-auth-library-python/issues/812)) ([ec2fb18](https://www.github.com/googleapis/google-auth-library-python/commit/ec2fb18e7f0f452fb20e43fd0bfbb788bcf7f46b))

##### Bug Fixes

-   do not use the GAE APIs on gen2+ runtimes ([#&#8203;807](https://www.togithub.com/googleapis/google-auth-library-python/issues/807)) ([7f7d92d](https://www.github.com/googleapis/google-auth-library-python/commit/7f7d92d63ffee91859fc819416af78cef3baf574))

##### [1.33.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.33.0...v1.33.1) (2021-07-20)

##### Bug Fixes

-   fallback to source creds expiration in downscoped tokens ([#&#8203;805](https://www.togithub.com/googleapis/google-auth-library-python/issues/805)) ([dfad661](https://www.github.com/googleapis/google-auth-library-python/commit/dfad66128c6ee7513e5565d39bc7b002055dd0d5))

##### Reverts

-   revert "feat: service account is able to use a private token endpoint ([#&#8203;784](https://www.togithub.com/googleapis/google-auth-library-python/issues/784))" ([#&#8203;808](https://www.togithub.com/googleapis/google-auth-library-python/issues/808)) ([d94e65c](https://www.github.com/googleapis/google-auth-library-python/commit/d94e65c0e441183403608d762b92b30b77e21eeb))

### [`v1.33.1`](https://togithub.com/googleapis/google-auth-library-python/blob/master/CHANGELOG.md#&#8203;1331-httpswwwgithubcomgoogleapisgoogle-auth-library-pythoncomparev1330v1331-2021-07-20)

[Compare Source](https://togithub.com/googleapis/google-auth-library-python/compare/v1.33.0...v1.33.1)

### [`v1.33.0`](https://togithub.com/googleapis/google-auth-library-python/blob/master/CHANGELOG.md#&#8203;1330-httpswwwgithubcomgoogleapisgoogle-auth-library-pythoncomparev1321v1330-2021-07-14)

[Compare Source](https://togithub.com/googleapis/google-auth-library-python/compare/v1.32.1...v1.33.0)

##### Features

-   define `CredentialAccessBoundary` classes ([#&#8203;793](https://www.togithub.com/googleapis/google-auth-library-python/issues/793)) ([d883921](https://www.github.com/googleapis/google-auth-library-python/commit/d883921ae8fdc92b2c2cf1b3a5cd389e1287eb60))
-   define `google.auth.downscoped.Credentials` class ([#&#8203;801](https://www.togithub.com/googleapis/google-auth-library-python/issues/801)) ([2f5c3a6](https://www.github.com/googleapis/google-auth-library-python/commit/2f5c3a636192c20cf4c92c3831d1f485031d24d2))
-   service account is able to use a private token endpoint ([#&#8203;784](https://www.togithub.com/googleapis/google-auth-library-python/issues/784)) ([0e26409](https://www.github.com/googleapis/google-auth-library-python/commit/0e264092e35ac02ad68d5d91424ecba5397daa41))

##### Bug Fixes

-   fix fetch_id_token credential lookup order to match adc ([#&#8203;748](https://www.togithub.com/googleapis/google-auth-library-python/issues/748)) ([c34452e](https://www.github.com/googleapis/google-auth-library-python/commit/c34452ef450c42cfef37a1b0c548bb422302dd5d))

##### Documentation

-   fix code block formatting in 'user-guide.rst' ([#&#8203;794](https://www.togithub.com/googleapis/google-auth-library-python/issues/794)) ([4fd84bd](https://www.github.com/googleapis/google-auth-library-python/commit/4fd84bdf43694af5107dc8c8b443c06ba2f61d2c))

##### [1.32.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.32.0...v1.32.1) (2021-06-30)

##### Bug Fixes

-   avoid leaking sub-session created for '\_auth_request' ([#&#8203;789](https://www.togithub.com/googleapis/google-auth-library-python/issues/789)) ([2079ab5](https://www.github.com/googleapis/google-auth-library-python/commit/2079ab5e1db464f502248ae4f9e424deeef87fb2))

### [`v1.32.1`](https://togithub.com/googleapis/google-auth-library-python/blob/master/CHANGELOG.md#&#8203;1321-httpswwwgithubcomgoogleapisgoogle-auth-library-pythoncomparev1320v1321-2021-06-30)

[Compare Source](https://togithub.com/googleapis/google-auth-library-python/compare/v1.32.0...v1.32.1)

### [`v1.32.0`](https://togithub.com/googleapis/google-auth-library-python/blob/master/CHANGELOG.md#&#8203;1320-httpswwwgithubcomgoogleapisgoogle-auth-library-pythoncomparev1310v1320-2021-06-16)

[Compare Source](https://togithub.com/googleapis/google-auth-library-python/compare/v1.31.0...v1.32.0)

##### Features

-   allow scopes for self signed jwt ([#&#8203;776](https://www.togithub.com/googleapis/google-auth-library-python/issues/776)) ([2cfe655](https://www.github.com/googleapis/google-auth-library-python/commit/2cfe655bba837170abc07701557a1a5e0fe3294e))

</details>

---

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appengine/standard/firebase/firenotes/backend/requirements.txt

@@ -2,6 +2,7 @@ Flask==1.1.4; python_version < '3.0'
 Flask==2.0.0; python_version > '3.0'
 pyjwt==1.7.1; python_version < '3.0'
 flask-cors==3.0.10
-google-auth==1.31.0
+google-auth==1.35.0; python_version < '3.0'
+google-auth==2.0.0; python_version > '3.0'
 requests==2.26.0
 requests-toolbelt==0.9.1

appengine/standard/firebase/firetactoe/requirements.txt

@@ -2,5 +2,6 @@ Flask==1.1.4; python_version < '3.0'
 Flask==2.0.0; python_version > '3.0'
 requests==2.26.0
 requests_toolbelt==0.9.1
-google-auth==1.31.0
+google-auth==1.35.0; python_version < '3.0'
+google-auth==2.0.0; python_version > '3.0'
 functools32==3.2.3.post2; python_version < "3"

appengine/standard/migration/incoming/requirements.txt

@@ -1,2 +1,3 @@
-google-auth==1.31.0
-requests==2.26.0
+google-auth==1.35.0; python_version < '3.0'
+google-auth==2.0.0; python_version > '3.0'
+requests==2.26.0

appengine/standard/storage/api-client/requirements.txt

@@ -1,3 +1,4 @@
 google-api-python-client==1.12.8; python_version < '3.0'
-google-auth==1.31.0
+google-auth==1.35.0; python_version < '3.0'
+google-auth==2.0.0; python_version > '3.0'
 google-auth-httplib2==0.1.0

appengine/standard_python3/building-an-app/building-an-app-3/requirements.txt

@@ -1,4 +1,4 @@
 Flask==2.0.1
 google-cloud-datastore==2.1.6
-google-auth==1.31.0
+google-auth==2.0.0
 requests==2.26.0

appengine/standard_python3/building-an-app/building-an-app-4/requirements.txt

@@ -1,4 +1,4 @@
 Flask==2.0.1
 google-cloud-datastore==2.1.6
-google-auth==1.31.0
+google-auth==2.0.0
 requests==2.26.0

appengine/standard_python3/migration/urlfetch/requirements.txt

@@ -1,3 +1,3 @@
 requests==2.26.0
 flask==2.0.1
-google-auth==1.31.0
+google-auth==2.0.0

appengine/standard_python3/pubsub/requirements.txt

@@ -1,4 +1,4 @@
 Flask==2.0.1
 google-api-python-client==2.17.0
-google-auth==1.31.0
-google-cloud-pubsub==2.7.0
+google-auth==2.0.0
+google-cloud-pubsub==2.7.1

auth/api-client/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
+google-auth==2.0.0

auth/downscoping/requirements.txt

@@ -1,2 +1,2 @@
-google-auth==1.34.0
+google-auth==2.0.0
 google-cloud-storage==1.42.0

auth/end-user/web/requirements.txt

@@ -1,4 +1,4 @@
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-oauthlib==0.4.5
 google-auth-httplib2==0.1.0
 google-api-python-client==2.17.0

auth/service-to-service/requirements.txt

@@ -1,2 +1,2 @@
-google-auth==1.31.0
+google-auth==2.0.0
 requests==2.26.0

composer/functions/requirements.txt

@@ -1,2 +1,2 @@
 requests_toolbelt==0.9.1
-google-auth==1.31.0
+google-auth==2.0.0

composer/rest/requirements.txt

@@ -1,3 +1,3 @@
-google-auth==1.31.0
+google-auth==2.0.0
 requests==2.26.0
 six==1.16.0

compute/api/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

compute/auth/requirements.txt

@@ -1,4 +1,4 @@
 requests==2.26.0
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

compute/encryption/requirements.txt

@@ -1,5 +1,5 @@
 cryptography==3.4.7
 requests==2.26.0
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

compute/metadata/requirements.txt

@@ -1,2 +1,2 @@
 requests==2.26.0
-google-auth==1.31.0
+google-auth==2.0.0

compute/oslogin/requirements.txt

@@ -1,4 +1,4 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0
 requests==2.26.0

endpoints/bookstore-grpc-transcoding/requirements.txt

@@ -1,3 +1,3 @@
 grpcio-tools==1.39.0
-google-auth==1.31.0
+google-auth==2.0.0
 six==1.16.0

endpoints/bookstore-grpc/requirements.txt

@@ -1,3 +1,3 @@
 grpcio-tools==1.39.0
-google-auth==1.31.0
+google-auth==2.0.0
 six==1.16.0

endpoints/getting-started/clients/service_to_service_non_default/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

endpoints/getting-started/requirements.txt

@@ -4,5 +4,5 @@ gunicorn==20.1.0
 six==1.16.0
 pyyaml==5.4.1
 requests==2.26.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-oauthlib==0.4.5

healthcare/api-client/v1/datasets/requirements.txt

@@ -1,4 +1,4 @@
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-cloud==0.34.0

healthcare/api-client/v1/dicom/requirements.txt

@@ -1,5 +1,5 @@
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
-google-cloud-pubsub==2.7.0
+google-auth==2.0.0
+google-cloud-pubsub==2.7.1
 requests==2.26.0

healthcare/api-client/v1/fhir/requirements.txt

@@ -1,5 +1,5 @@
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-cloud==0.34.0
 google-cloud-storage==1.42.0

healthcare/api-client/v1/hl7v2/requirements.txt

@@ -1,4 +1,4 @@
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-cloud==0.34.0

healthcare/api-client/v1beta1/fhir/requirements.txt

@@ -1,6 +1,6 @@
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-cloud==0.34.0
 google-cloud-storage==1.42.0
 requests==2.26.0

iam/api-client/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

iap/requirements.txt

@@ -1,6 +1,6 @@
 cryptography==3.4.7
 Flask==2.0.1
-google-auth==1.31.0
+google-auth==2.0.0
 gunicorn==20.1.0
 requests==2.26.0
 requests_toolbelt==0.9.1

iot/api-client/end_to_end_example/requirements.txt

@@ -1,7 +1,7 @@
 cryptography==3.4.7
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
-google-cloud-pubsub==2.7.0
+google-auth==2.0.0
+google-cloud-pubsub==2.7.1
 pyjwt==2.1.0
 paho-mqtt==1.5.1

iot/api-client/gcs_file_to_device/requirements.txt

@@ -1,8 +1,8 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0
 google-cloud-iot==2.2.1
-google-cloud-pubsub==2.7.0
+google-cloud-pubsub==2.7.1
 google-cloud-storage==1.42.0
 cryptography==3.4.7
 paho-mqtt==1.5.1

iot/api-client/http_example/requirements.txt

@@ -1,8 +1,8 @@
 cryptography==3.4.7
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-cloud-iot==2.2.1
-google-cloud-pubsub==2.7.0
+google-cloud-pubsub==2.7.1
 pyjwt==2.1.0
 requests==2.26.0

iot/api-client/mqtt_example/requirements.txt

@@ -1,8 +1,8 @@
 cryptography==3.4.7
 google-api-python-client==2.17.0
 google-auth-httplib2==0.1.0
-google-auth==1.31.0
-google-cloud-pubsub==2.7.0
+google-auth==2.0.0
+google-cloud-pubsub==2.7.1
 google-cloud-iot==2.2.1
 grpc-google-iam-v1==0.12.3
 pyjwt==2.1.0

jobs/v3/api_client/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

kubernetes_engine/api-client/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

ml_engine/online_prediction/requirements.txt

@@ -1,5 +1,5 @@
 tensorflow==2.0.1; python_version > "3.0"
 tensorflow==1.15.0; python_version < "3.0"
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

monitoring/api/v3/api-client/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

monitoring/opencensus/requirements.txt

@@ -2,7 +2,7 @@ Flask==2.0.1
 # Update this to a >2 once opencensus allows newer versions:
 # https://github.com/census-instrumentation/opencensus-python/pull/1066
 google-api-core==1.31.2
-google-auth==1.31.0
+google-auth==1.35.0
 googleapis-common-protos==1.53.0
 opencensus==0.7.13
 opencensus-context==0.1.2

monitoring/prometheus/requirements.txt

@@ -1,6 +1,6 @@
 Flask==2.0.1
 google-api-core==2.0.0
-google-auth==1.31.0
+google-auth==2.0.0
 googleapis-common-protos==1.53.0
 prometheus-client==0.11.0
 prometheus-flask-exporter==0.18.2

run/markdown-preview/editor/requirements.txt

@@ -1,4 +1,4 @@
 Flask==2.0.1
 gunicorn==20.1.0
-google-auth==1.31.0
+google-auth==2.0.0
 requests==2.26.0

run/markdown-preview/requirements-test.txt

@@ -1,3 +1,3 @@
 pytest==6.2.4
-google-auth==1.31.0
+google-auth==2.0.0
 google-api-python-client==2.17.0

storage/api/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0

storage/signed_urls/requirements.txt

@@ -1,3 +1,3 @@
 google-cloud-storage==1.42.0
-google-auth==1.31.0
+google-auth==2.0.0
 six==1.16.0

storage/transfer_service/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.17.0
-google-auth==1.31.0
+google-auth==2.0.0
 google-auth-httplib2==0.1.0