Bump stefanzweifel/git-auto-commit-action from 4 to 4.11.0 (#425)

Bumps [stefanzweifel/git-auto-commit-action](https://github.com/stefanzweifel/git-auto-commit-action) from 4 to 4.11.0.
- [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...v4.11.0)

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

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

.github/workflows/delete-preview.yml

@@ -12,7 +12,7 @@ jobs:
         with:
           ref: gh-pages
       - run: rm -rf previews/PR${{ github.event.number }}
-      - uses: stefanzweifel/git-auto-commit-action@v4
+      - uses: stefanzweifel/git-auto-commit-action@v4.11.0
         with:
           commit_message: 'Delete preview of PR#${{ github.event.number }}'
           branch: gh-pages