Update stale.yml

Author: jneilliii

.github/workflows/stale.yml

@@ -3,6 +3,8 @@ on:
   workflow_dispatch:
   schedule:
   - cron: "0 0 * * *"
+permissions:
+  actions: write
 jobs:
   stale:
     runs-on: ubuntu-latest
@@ -19,3 +21,7 @@ jobs:
         days-before-issue-close: 7
         days-before-pr-close: -1
         exempt-issue-labels: 'bug,enhancement'
+    - uses: actions/checkout@v4
+    - uses: gautamkrishnar/keepalive-workflow@v2
+      with:
+        use_api: true