Bump actions/checkout from 2 to 3 (#723)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/codeql-analysis.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/frontend_pr_checks.yml

@@ -23,7 +23,7 @@ jobs:
         working-directory: clients/admin-ui
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v2
@@ -55,7 +55,7 @@ jobs:
         working-directory: clients/privacy-center
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v2

.github/workflows/publish_docs.yaml

@@ -11,7 +11,7 @@ jobs:
   publish_docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
       - run: pip install -r docs/fidesops/requirements.txt
       - name: Build docs

.github/workflows/publish_to_dockerhub.yml

@@ -13,7 +13,7 @@ jobs:
   push-fidesops:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           fetch-depth: 0 # This is required to properly tag images
 

.github/workflows/publish_to_pypi.yml

@@ -11,7 +11,7 @@ jobs:
   publish_to_pypi:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Install Twine
         run: pip install twine

.github/workflows/unsafe_pr_checks.yml

@@ -12,7 +12,7 @@ jobs:
     if: contains(github.event.pull_request.labels.*.name, 'run unsafe ci checks')
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Integration Tests (External)
         env: