deps: update dependency com.google.api:gax-bom to v2.18.2 (#849)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.api:gax-bom](https://togithub.com/googleapis/gax-java) | `2.18.1` -> `2.18.2` | [![age](https://badges.renovateapi.com/packages/maven/com.google.api:gax-bom/2.18.2/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.api:gax-bom/2.18.2/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.api:gax-bom/2.18.2/compatibility-slim/2.18.1)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.api:gax-bom/2.18.2/confidence-slim/2.18.1)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>googleapis/gax-java</summary>

### [`v2.18.2`](https://togithub.com/googleapis/gax-java/blob/HEAD/CHANGELOG.md#&#8203;2182-httpsgithubcomgoogleapisgax-javacomparev2181v2182-2022-06-16)

[Compare Source](https://togithub.com/googleapis/gax-java/compare/v2.18.1...v2.18.2)

##### Bug Fixes

-   **deps:** update dependency com.google.api:api-common to v2.2.1 ([#&#8203;1699](https://togithub.com/googleapis/gax-java/issues/1699)) ([be79d10](https://togithub.com/googleapis/gax-java/commit/be79d108601290d533126e996600a5864a7e810f))
-   **deps:** update dependency com.google.auth:google-auth-library-credentials to v1.7.0 ([#&#8203;1700](https://togithub.com/googleapis/gax-java/issues/1700)) ([640525e](https://togithub.com/googleapis/gax-java/commit/640525ea4d2df46c187f867f7c13325aebd819c6))
-   **deps:** update dependency com.google.auth:google-auth-library-oauth2-http to v1.7.0 ([#&#8203;1701](https://togithub.com/googleapis/gax-java/issues/1701)) ([0f27ef7](https://togithub.com/googleapis/gax-java/commit/0f27ef7b63aa37fd7797e43803802a519d710658))
-   **deps:** update dependency com.google.http-client:google-http-client-bom to v1.42.0 ([#&#8203;1702](https://togithub.com/googleapis/gax-java/issues/1702)) ([96c4fa8](https://togithub.com/googleapis/gax-java/commit/96c4fa8b76e485fb6e19b183c11d660bd949c6c2))
-   **deps:** update dependency com.google.protobuf:protobuf-bom to v3.21.1 ([#&#8203;1703](https://togithub.com/googleapis/gax-java/issues/1703)) ([3e07036](https://togithub.com/googleapis/gax-java/commit/3e07036bba7c6945c76a76cd623726c71d74ade2))
-   **deps:** update dependency io.grpc:grpc-bom to v1.47.0 ([#&#8203;1704](https://togithub.com/googleapis/gax-java/issues/1704)) ([0317926](https://togithub.com/googleapis/gax-java/commit/0317926ea97940df73738d1617e0b154e70b7e32))
-   **deps:** update dependency io.opencensus:opencensus-api to v0.31.1 ([#&#8203;1697](https://togithub.com/googleapis/gax-java/issues/1697)) ([f9f9e1e](https://togithub.com/googleapis/gax-java/commit/f9f9e1e2a16532c3051595138bc2e99c71268f3a))
-   **deps:** update dependency org.graalvm.sdk:graal-sdk to v22.1.0.1 ([#&#8203;1698](https://togithub.com/googleapis/gax-java/issues/1698)) ([59fbff9](https://togithub.com/googleapis/gax-java/commit/59fbff938981be18134c1410c02d86dbf801f4a7))

##### Dependencies

-   update dependency com.google.api.grpc:proto-google-common-protos to v2.9.0 ([#&#8203;1713](https://togithub.com/googleapis/gax-java/issues/1713)) ([c5eb06e](https://togithub.com/googleapis/gax-java/commit/c5eb06eec5d2cde85d37b096418e873c1bd83470))
-   update dependency io.grpc:grpc-bom to v1.47.0 ([c5eb06e](https://togithub.com/googleapis/gax-java/commit/c5eb06eec5d2cde85d37b096418e873c1bd83470))
-   update dependency io.opencensus:opencensus-api to v0.31.1 ([c5eb06e](https://togithub.com/googleapis/gax-java/commit/c5eb06eec5d2cde85d37b096418e873c1bd83470))
-   update dependency org.mockito:mockito-core to v4.6.1 ([c5eb06e](https://togithub.com/googleapis/gax-java/commit/c5eb06eec5d2cde85d37b096418e873c1bd83470))
-   update dependency org.threeten:threetenbp to v1.6.0 ([c5eb06e](https://togithub.com/googleapis/gax-java/commit/c5eb06eec5d2cde85d37b096418e873c1bd83470))
-   update io.netty dependencies to v4.1.72.Final ([c5eb06e](https://togithub.com/googleapis/gax-java/commit/c5eb06eec5d2cde85d37b096418e873c1bd83470))
-   update plugin org.sonarqube to v3.4.0.2513 ([c5eb06e](https://togithub.com/googleapis/gax-java/commit/c5eb06eec5d2cde85d37b096418e873c1bd83470))

##### [2.18.1](https://togithub.com/googleapis/gax-java/compare/v2.18.0...v2.18.1) (2022-05-19)

##### Dependencies

-   upgrade grpc to 1.46.0 ([#&#8203;1688](https://togithub.com/googleapis/gax-java/issues/1688)) ([18147a4](https://togithub.com/googleapis/gax-java/commit/18147a4f558635b27d30eb05468321b52321db13))

</details>

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pom.xml

@@ -151,7 +151,7 @@
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <github.global.server>github</github.global.server>
     <site.installationModule>google-cloud-core-parent</site.installationModule>
-    <gax.version>2.18.1</gax.version>
+    <gax.version>2.18.2</gax.version>
     <google.api-common.version>2.2.1</google.api-common.version>
     <google.common-protos.version>2.9.0</google.common-protos.version>
     <google.iam.version>1.4.1</google.iam.version>