[Product Security] Add or update CodeQL workflow

[zendesk-ops-ci]

Hi Team! Greetings from the Product Security team!

This is an automated pull request to add new or update existing CodeQL workflow in your repository. Created by the Product Security team as part of our Code Scanning programme

You can learn more about CodeQL and how we use it in this article

If you have any questions or need further assistance, please don't hesitate to reach out via Slack #ask-code-scanning

[github-advanced-security[bot]]

This pull request sets up GitHub code scanning for this repository. Once the scans have completed and the checks have passed, the analysis results for this pull request branch will appear on this overview. Once you merge this pull request, the 'Security' tab will show more code scanning analysis results (for example, for the default branch). Depending on your configuration and choice of analysis tool, future pull requests will be annotated with code scanning analysis results. For more information about GitHub code scanning, check out the documentation.

[grosser]

should not be enabled since we don't use this anymore and so we'd not want to get the notifications