Keep GitHub Actions up to date with GitHub's Dependabot

[cclauss]

Auto-generates pull requests like math-a3k/tradero#30 to keep GitHub Actions up to date which should remove warnings like at the bottom right of https://github.com/pydantic/FastUI/actions/runs/8003132720

• https://docs.github.com/en/code-security/dependabot/working-with-dependabot/keeping-your-actions-up-to-date-with-dependabot
• https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file#package-ecosystem

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.68%. Comparing base (4605e6d) to head (2006a89).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #212   +/-   ##
=======================================
  Coverage   95.68%   95.68%           
=======================================
  Files          14       14           
  Lines         950      950           
=======================================
  Hits          909      909           
  Misses         41       41           

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[cclauss]

Changed from weekly --> monthly as requested.

I default to weekly because GitHub Actions rarely get updated and then usually in a batch.

The patterns approach means that only one GHA pull request can be open at a time.

[hramezani]

Thanks @cclauss

[cclauss]

Generated:

• Bump the github-actions group with 5 updates #217