chore(deps): update stefanzweifel/git-auto-commit-action action to v6

Author: renovate[bot]

.github/workflows/pull-request.yml

@@ -54,7 +54,7 @@ jobs:
       - name: git status
         run: git status
       - name: Git Auto Commit
-        uses: stefanzweifel/git-auto-commit-action@v4.15.0
+        uses: stefanzweifel/git-auto-commit-action@v6.0.0
         with:
           commit_message: "chore: github action cleanup"
       - name: gitleaks-action