Create codeql.yml

[kanwalpreetd]

Added Github workflow for running security code scans through CodeQL.

The scan results will be visible under the Security tab, once a scan is complete.

[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.

[kanwalpreetd]

@chowbao Thanks for approving. Could you please merge this? (I do not have merge permissions)