Bump mislav/bump-homebrew-formula-action from 3 to 4 (#736)

Bumps [mislav/bump-homebrew-formula-action](https://github.com/mislav/bump-homebrew-formula-action) from 3 to 4.
- [Release notes](https://github.com/mislav/bump-homebrew-formula-action/releases)
- [Commits](mislav/bump-homebrew-formula-action@v3...v4)

---
updated-dependencies:
- dependency-name: mislav/bump-homebrew-formula-action
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/release.yml

@@ -187,7 +187,7 @@ jobs:
     name: Bump Homebrew formula
     runs-on: ubuntu-latest
     steps:
-      - uses: mislav/bump-homebrew-formula-action@v3
+      - uses: mislav/bump-homebrew-formula-action@v4
         if: ${{ !contains(github.ref, '-') }} # skip prereleases
         with:
           # A PR will be sent to github.com/Homebrew/homebrew-core to update this formula: