chore: migrate workflow

.github/workflows/stale.yml

@@ -3,11 +3,16 @@ on:
   schedule:
     - cron: '30 1 * * *'
 
+permissions:
+  contents: write # only for delete-branch option
+  issues: write
+  pull-requests: write
+
 jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v3
+      - uses: actions/stale@v9
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           stale-issue-message: |