improve stale issue action (#2957)

- automatically remove the stale label when the issue is updated
 - don't mark issues with certain labels as stale

Author: HackbrettXXX

.github/workflows/stale.yml

@@ -10,10 +10,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/stale@v1
+    - uses: actions/stale@v3
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         stale-issue-message: 'This issue is stale because it has been open 90 days with no activity. It will be closed soon. Please comment/reopen if this issue is still relevant.'
         stale-issue-label: 'no-issue-activity'
+        exempt-issue-labels: ['Bug', 'Feature Request', 'persistent']
+        remove-stale-when-updated: true
         days-before-stale: 90
         days-before-close: 7