temp fix to run this workflow for any pr

Author: warunawickramasingha

.github/workflows/stale.yml

@@ -2,7 +2,9 @@ name: 'Stale old issues and prs'
 on:
   schedule:
     - cron: '0 0 * * *'
-  workflow_dispatch: {}
+  pull_request:
+    branches:
+      - '**'
 
 permissions:
   issues: write