tools: fix V8 update workflow
IIUC the workflow is currently failing when an update is available because grep "V8 is up-to-date" returns a non-zero exit code. I tested locally, and can confirm it does fix the script.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
IIUC the workflow is currently failing when an update is available because grep "V8 is up-to-date" returns a non-zero exit code. I tested locally, and can confirm it does fix the script.