Bump actions/checkout from 2 to 3

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](https://github.com/actions/checkout/compare/v2...v3)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
         os: [macos-latest, ubuntu-latest, windows-latest]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: gradle/wrapper-validation-action@v1
 
       - name: Set up JDK ${{ matrix.java }}
@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Documentation Build
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - name: Set up Python 3.x
       uses: actions/setup-python@v4

.github/workflows/codeguru-reviewer.yml

@@ -23,7 +23,7 @@ jobs:
         role-to-assume: arn:aws:iam::048169001733:role/GuruGitHubCICDRole
         aws-region: us-west-2
 
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       if: steps.iam-role.outcome == 'success'
       with:
         fetch-depth: 0