Update to use `actions/stale` instead of Stale Bot (#4143)

.github/stale.yml

@@ -1,29 +0,0 @@
-# Configuration for probot-stale - https://github.com/probot/stale
-
-# Number of days of inactivity before an issue or PR is considered stale
-daysUntilStale: 15
-
-# Number of days of inactivity before a stale issue or PR is closed
-daysUntilClose: 30
-
-# Issues or PRs with these labels will never be considered stale
-exemptLabels:
-  - up for grabs
-
-# Label to use when marking an issue or PR as stale
-staleLabel: waiting
-
-# Comment to post when marking an issue or PR as stale
-markComment: >
-  Hi all! This thread has not had any recent activity.
-  Are there any updates? Thanks!
-
-# Comment to post when closing a stale issue or PR
-closeComment: >
-  Hi everyone.
-  This thread is being closed as there was no response to the previous prompt.
-  However, please leave a comment whenever you're ready to resume,
-  so the thread can be reopened. Thanks again!
-
-# Limit to only `issues` or `pulls`
-only: pulls

.github/workflows/stale.yml

@@ -0,0 +1,40 @@
+name: 'Manage stale issues'
+
+on:
+  schedule:
+  - cron: '0 0 * * *'
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+
+    steps:
+
+    - name: Stale Bot
+      uses: actions/stale@v3
+      with:
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+
+        # Number of days of inactivity before an issue or PR is considered stale
+        days-before-stale: 15
+
+        # Number of days of inactivity before a stale issue or PR is closed
+        days-before-close: 30
+
+        # Issues or PRs with these labels will never be considered stale
+        exempt-pr-labels: up for grabs
+
+        # Label to use when marking an issue or PR as stale
+        stale-pr-label: waiting
+
+        # Comment to post when marking an issue or PR as stale
+        stale-pr-message: |
+          Hi all! This thread has not had any recent activity.
+          Are there any updates? Thanks!
+
+        # Comment to post when closing a stale issue or PR
+        close-pr-message: |
+          Hi everyone.
+          This thread is being closed as there was no response to the previous prompt.
+          However, please leave a comment whenever you're ready to resume,
+          so the thread can be reopened. Thanks again!