Workflow to remove labels on activity (#12070)

Author: Dreamsorcerer

.github/workflows/label-remove.yml

@@ -0,0 +1,22 @@
+name: Clear needs-info/pr-unfinished on activity
+on:
+  pull_request:
+    types: [synchronize, review_requested]
+  issue_comment:
+    types: [created]
+  pull_request_review_comment:
+    types: [created]
+
+jobs:
+  clear-pr-unfinished:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+
+    steps:
+      - name: Remove label
+        uses: actions-ecosystem/action-remove-labels@v1
+        with:
+          labels: |
+            needs-info
+            pr-unfinished

.github/workflows/stale.yml

@@ -14,4 +14,3 @@ jobs:
         with:
           days-before-stale: 30
           any-of-labels: needs-info
-          labels-to-remove-when-unstale: needs-info