Revert "Automatically keep cron-jobs alive"

This reverts commit 52f0628.

Github killed it...

Author: BtbN

.github/workflows/run-coverity.yml

@@ -38,11 +38,3 @@ jobs:
         with:
           name: cov-int
           path: cov-int.tgz
-  keepalive:
-    name: Keepalive Workflow
-    runs-on: ubuntu-latest
-    permissions:
-      actions: write
-    steps:
-      - uses: actions/checkout@v4
-      - uses: gautamkrishnar/keepalive-workflow@v2