[E2E] PROMOTE TO BLOCKING: log_into_mattermost_via_gitlab_spec.rb
What does this MR do?
Promotes the following e2e tests to the blocking bucket:
This MR was created based on data from reliable e2e test report: #493073 (closed)
(This MR was automatically generated by
gitlab_quality-test_tooling
at 2024-09-23 02:08:05 UTC)