fix: codeql merge blocking issues

[kpoineal]

Overview/Summary

Adds a custom yaml configuration for CodeQL to address PR issues.

• To associate an ADO Work Item (internal Microsoft team member), use the key word AB# succeeded with the ADO Work Item ID.

As part of this pull request I have

• Read the Contribution Guide and ensured this PR is compliant with the guide
• Checked for duplicate Pull Requests
• Associated it with relevant GitHub Issues or ADO Work Items (Internal Only)
• Ensured my code/branch is up-to-date with the latest changes in the main branch
• Ensured PR tests are passing
• Performed testing and provided evidence (e.g. screenshot of output) for any changes associated to ARG queries
• Updated relevant and associated documentation (e.g. Contribution Guide, Docs etc.)

[Copilot]

Pull Request Overview

This pull request introduces a custom YAML configuration file for CodeQL to address merge blocking issues by automating code scanning on specified branches and PR events.

• Adds a new CodeQL workflow configuration in .github/workflows/codeql.yml
• Configures the workflow to run on push, pull_request, pull_request_target events, and on a scheduled cron job
• Defines a matrix strategy for language-specific analysis and build mode handling

[oZakari]

LGTM