Support hourly triage of PRs to a PR triage board (#923)

Author: mfisher87

.github/workflows/triage-prs-to-board.yml

@@ -0,0 +1,18 @@
+name: 'PR Triage Bot'
+
+on:
+  schedule:
+    - cron: '0 * * * *'
+  workflow_dispatch: true
+
+jobs:
+  pr-triage:
+    uses: 'yuvipanda/pr-triage-board-bot/.github/workflows/reusable-pr-triage.yml@main'
+    with:
+      organization: 'geojupyter'
+      project-number: '3'
+      gh-app-id: '1943749'
+      gh-installation-id: '85628873'
+      repositories: 'jupytergis'
+    secrets:
+      gh-app-private-key: '${{ secrets.GH_APP_PRIVATE_KEY }}'