chore: bump stefanzweifel/git-auto-commit-action from 5 to 6 (docsifyjs#2562)

Author: dependabot[bot]

.github/workflows/emoji.yml

@@ -25,7 +25,7 @@ jobs:
 
       - name: Commit
         id: auto-commit-action
-        uses: stefanzweifel/git-auto-commit-action@v5
+        uses: stefanzweifel/git-auto-commit-action@v6
         with:
           commit_message: 'chore: Sync emoji data with GitHub emoji API'
           branch: sync-emoji