test: fix flaky test-runner-watch-mode
I was able to reproduce the fluke with tools/test.py -J --timeout=10 --repeat=1500 test/parallel/test-runner-watch-mode and validate this fixes it
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
I was able to reproduce the fluke with tools/test.py -J --timeout=10 --repeat=1500 test/parallel/test-runner-watch-mode and validate this fixes it