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

Dependabot couldn't find the original pull request head commit, 35cdde6.

.github/workflows/mega-linter.yml

@@ -114,7 +114,7 @@ jobs:
           != 'refs/heads/main' && (github.event_name == 'push' ||
           github.event.pull_request.head.repo.full_name == github.repository) &&
           !contains(github.event.head_commit.message, 'skip fix')
-        uses: stefanzweifel/git-auto-commit-action@v4
+        uses: stefanzweifel/git-auto-commit-action@v5
         with:
           branch: ${{ github.event.pull_request.head.ref || github.head_ref || github.ref }}
           commit_message: "[MegaLinter] Apply linters fixes"