Remove Test cron (#3089)

* bump to 20 runs of test workflows per hour

* remove test cron

.github/workflows/trigger-test-cron.yml

@@ -1,22 +0,0 @@
-name: trigger-test-cron
-
-# This workflow will run every two hours to determine the frequency of test failures
-on:
-  schedule:
-    # * is a special character in YAML so you have to quote this string
-    - cron:  '0 * * * *'
-
-jobs:
-  trigger-test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-
-      - name: Trigger test workflow
-        run: |
-          run=5
-          for i in $(seq $run); do
-            gh workflow run test.yml
-          done
-        env:
-          GITHUB_TOKEN: ${{ github.token }}