Link failed job url to existing failure issue
Updates the relate_failure_issue script to add a comment to existing failure issues with a link to the failing job. This should reduce manual DRI action. Adds a link to the test case in the description since /relate
no longer works for test case issue types.
Updates default failure label to "new". See https://gitlab.com/gitlab-org/quality/team-tasks/-/issues/1188#note_844733083
See https://gitlab.com/gitlab-org/quality/team-tasks/-/issues/1194
Edited by George Koltsov