Update .gitlab-ci.yml

As per your suggestion at !621 (comment 5149985), @hasse.

added testing label

assigned to @erodrigu and @pkoppenb

mentioned in merge request !621 (merged)

requested review from @pkoppenb

You can't really test that, right? On needs to merge and see what happens to the open MRs when new code is committed.

Yep, believe so.

OK. I'll merge later this morning just before I commit some other code.

merged

mentioned in commit 68f949aa

Testing with !625 (merged) - pipeline passed.

mentioned in merge request !639 (merged)