[CI] Use a GitHub Action to update the `brew` formula

[sebsto]

Investigate the use of
https://github.com/marketplace/actions/bump-homebrew-formula
or
https://github.com/marketplace/actions/homebrew-releaser

[amazon-q-developer]

✅ I finished the proposed code changes, and the pull request is ready for review: #62.

Comment on the pull request to provide feedback and request a new iteration.