triage-issues.yml: update to match main configuration

.github/workflows/triage-issues.yml

@@ -32,12 +32,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Mark/Close Stale Issues and Pull Requests
-        uses: actions/stale@v5
+        uses: actions/stale@v6
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           days-before-stale: 21
           days-before-close: 7
-          close-issue-reason: "not_planned"
           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.
@@ -58,7 +57,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Mark/Close Stale `bump-formula-pr` and `bump-cask-pr` Pull Requests
-        uses: actions/stale@v5
+        uses: actions/stale@v6
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           days-before-stale: 2