Add GH Actions as a scanned artifact for CodeQL

[askpt]

Issue Description

Summary

The Codeql in the repository must support scanning GitHub Actions configurations as part of the Codeql analysis.

Details

A recent pull request (#436) introduced a change to the Codeql workflow file by adding "actions" to the language matrix. While this change was merged, it could be extended or reviewed further to ensure comprehensive scanning of all relevant code artefacts.

Steps to Reproduce

1. Open the .github/workflows/codeql-analysis.yml file.
2. Check the language matrix configuration.
3. Note that "actions" has been added for Codeql analysis.

Expected Outcome

The Codeql workflow should robustly analyse GitHub Actions configurations for potential vulnerabilities or issues.

Additional Context

This issue is based on the merged pull request #436, which introduced the initial change.