Added yml to run codeql against project

[DanielClarkeEducation]

Description

• Added CodeQL checks to workflow on PR.
• Added dependency check action to PR - Link to action here
• Added Dependabot settings yaml file

Ticket number (if applicable)

How Has This Been Tested?

• CodeQL can be seen to be running in this PR.
• Dependabot looks like it will need to be in main to work - might not even be needed?

Screenshots

Please include screenshots if applicable.

Checklist:

• My code follows the standards used within this project
• I have performed a self-review of my code
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests (Unit, E2E) that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[github-advanced-security]

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.