Bump github/codeql-action from 2.20.4 to 2.21.0 (#507)

Bumps [github/codeql-action](https://github.com/github/codeql-action) from 2.20.4 to 2.21.0.
- [Release notes](https://github.com/github/codeql-action/releases)
- [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md)
- [Commits](github/codeql-action@v2.20.4...v2.21.0)

---
updated-dependencies:
- dependency-name: github/codeql-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/codeql-analysis.yml

@@ -28,9 +28,9 @@ jobs:
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v2.20.4
+      uses: github/codeql-action/init@v2.21.0
       with:
         languages: ${{ matrix.language }}
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v2.20.4
+      uses: github/codeql-action/analyze@v2.21.0