⬆️👷 Bump github/codeql-action from 2.20.0 to 2.21.8

Bumps [github/codeql-action](https://github.com/github/codeql-action) from 2.20.0 to 2.21.8.
- [Release notes](https://github.com/github/codeql-action/releases)
- [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md)
- [Commits](github/codeql-action@6c089f5...6a28655)

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

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

.github/workflows/Semgrep.yml

@@ -42,7 +42,7 @@ jobs:
             SEMGREP_RULES: p/default # more at semgrep.dev/explore
 
       - name: Upload SARIF file for GitHub Advanced Security Dashboard
-        uses: github/codeql-action/upload-sarif@6c089f53dd51dc3fc7e599c3cb5356453a52ca9e # v2.20.0
+        uses: github/codeql-action/upload-sarif@6a28655e3dcb49cb0840ea372fd6d17733edd8a4 # v2.21.8
         with:
           sarif_file: semgrep.sarif
         if: always()