Backport of "citemplate: only spawn a single pipeline in Merge Requests" into 1.18
requested to merge tpm/gst-ci:backport-mr-391-into-1.18-alatiera-remove-dup-pipelines-attempt-36 into 1.18
Backport of !391 (merged) "citemplate: only spawn a single pipeline in Merge Requests".
Commits:
- 8aa80fb7 citemplate: only spawn a single pipeline in Merge Requests