Merge branch 'blocking-promotion-a3be6e82-email_notification_for_alert_spec-rb' into 'master'

[E2E] PROMOTE TO BLOCKING: email_notification_for_alert_spec.rb

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/159352



Merged-by: Andrejs Cunskis <acunskis@gitlab.com>
Approved-by: Andrejs Cunskis <acunskis@gitlab.com>
Co-authored-by:  GitLab Bot  <gitlab-bot@gitlab.com>