⬆️ Bump stefanzweifel/git-auto-commit-action from 4 to 5

Bumps [stefanzweifel/git-auto-commit-action](https://github.com/stefanzweifel/git-auto-commit-action) from 4 to 5.
- [Release notes](https://github.com/stefanzweifel/git-auto-commit-action/releases)
- [Changelog](https://github.com/stefanzweifel/git-auto-commit-action/blob/master/CHANGELOG.md)
- [Commits](stefanzweifel/git-auto-commit-action@v4...v5)

---
updated-dependencies:
- dependency-name: stefanzweifel/git-auto-commit-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/themes-screenshot-on-push.yml

@@ -72,7 +72,7 @@ jobs:
         python3 tools/theme-preview-generator.py
 
     - name: Commit theme previews
-      uses: stefanzweifel/git-auto-commit-action@v4
+      uses: stefanzweifel/git-auto-commit-action@v5
       with:
         commit_message: "[GitHub Actions Bot] Update theme previews"
         file_pattern: 'res/themes/*/preview.png res/themes/themes.md'