Remove on-label and update commands

.github/workflows/on-label.yml

@@ -1,24 +0,0 @@
-name: On Label
-on:
-  issues:
-    types: [labeled]
-
-jobs:
-  main:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout Actions
-        uses: actions/checkout@v2
-        with:
-          repository: 'microsoft/vscode-github-triage-actions'
-          ref: stable
-          path: ./actions
-      - name: Install Actions
-        run: npm install --production --prefix ./actions
-      # source of truth in ./commands.yml
-      - name: Run Commands
-        uses: ./actions/commands
-        with:
-          appInsightsKey: ${{secrets.TRIAGE_ACTIONS_APP_INSIGHTS}}
-          token: ${{secrets.VSCODE_ISSUE_TRIAGE_BOT_PAT}}
-          config-path: commands