ci: new label to check stale condition (#28858)

.github/workflows/stale.yml

@@ -13,7 +13,7 @@ jobs:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         days-before-stale: 10
         days-before-close: 4
-        only-labels: 'stat: need more info'
+        only-labels: 'stat: need more info,stat: waiting response'
         stale-issue-message: >-
           This issue has been marked as stale because there has been
           no further activity in the last 10 days. If the issue remains
@@ -22,19 +22,3 @@ jobs:
           the issue will be automatically closed.
         stale-issue-label: 'stat: no response'
         operations-per-run: 40
-
-#   stale:
-#     runs-on: ubuntu-latest
-#     steps:
-#     - uses: actions/stale@v4
-#       with:
-#         repo-token: ${{ secrets.GITHUB_TOKEN }}
-#         days-before-stale: 60
-#         days-before-close: 7
-#         exempt-issue-labels: 'Epic,Feature: Planned,sla,sponsored,stat: waiting PR merge,Triaged,subj: security'
-#         stale-issue-message: >-
-#           This issue has been automatically marked as stale because it has not had
-#           recent activity. It will be closed if no further activity occurs. Thank you
-#           for your contributions.
-#         stale-issue-label: 'stat: stale'
-#         operations-per-run: 40