[Build] Move all fast pull-request checks to pr-checks.yml

Author: HannesWell

.github/workflows/callFreezePeriodCheck.yml

@@ -10,6 +10,10 @@ on:
     branches: [ master ]
 
 jobs:
+  check-freeze-period:
+    uses: ./.github/workflows/verifyFreezePeriod.yml
+  check-merge-commits:
+    uses: ./.github/workflows/checkMergeCommits.yml
   check-versions:
     # Run this check only for PRs from forks and not for changes from bots created on branches in this repository
     if: github.event.pull_request.head.repo.full_name != github.repository