Bump github/codeql-action from 2.20.3 to 2.21.4

Bumps [github/codeql-action](https://github.com/github/codeql-action) from 2.20.3 to 2.21.4.
- [Release notes](https://github.com/github/codeql-action/releases)
- [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md)
- [Commits](https://github.com/github/codeql-action/compare/46ed16ded91731b2df79a2893d3aea8e9f03b5c4...a09933a12a80f87b87005513f0abb1494c27a716)

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

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

.github/workflows/scorecards.yml

@@ -59,6 +59,6 @@ jobs:
 
       # Upload the results to GitHub's code scanning dashboard.
       - name: "Upload to code-scanning"
-        uses: github/codeql-action/upload-sarif@46ed16ded91731b2df79a2893d3aea8e9f03b5c4 # tag=v2.20.3
+        uses: github/codeql-action/upload-sarif@a09933a12a80f87b87005513f0abb1494c27a716 # tag=v2.21.4
         with:
           sarif_file: results.sarif