Update stefanzweifel/git-auto-commit-action action to v6

Author: renovate[bot]

.github/workflows/php-cs-fixer.yml

@@ -21,7 +21,7 @@ jobs:
                 id: extract_branch
 
             -   name: Commit changes
-                uses: stefanzweifel/git-auto-commit-action@v5.0.0
+                uses: stefanzweifel/git-auto-commit-action@v6.0.1
                 with:
                     commit_message: Fix styling
                     branch: ${{ steps.extract_branch.outputs.branch }}

.github/workflows/update-changelog.yml

@@ -22,7 +22,7 @@ jobs:
           release-notes: ${{ github.event.release.body }}
 
       - name: Commit updated CHANGELOG
-        uses: stefanzweifel/git-auto-commit-action@v5
+        uses: stefanzweifel/git-auto-commit-action@v6
         with:
           branch: ${{ github.event.release.target_commitish }}
           commit_message: Update CHANGELOG