Modifies notifications to only be sent if checks are failing
What does this MR do?
Deployment to production trigger a notification with specific steps have been reached. This notification has been getting spammy, so this commit modifies such notification to only be sent if there are active incidents or if there's something wrong with the GitLab health status
First part of gitlab-com/gl-infra/delivery#1346 (closed)
Edited by Mayra Cabrera