Add Stalebot workflow configuration

Author: powerhome-software-apply

Diff for: .github/workflows/stale.yml

@@ -10,7 +10,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e # v9
+      - uses: actions/stale@5bef64f19d7facfb25b37b414482c7164d639639 # v9
         with:
           operations-per-run: 200
           delete-branch: true