build: use new gitlab syntax for triggering other pipeline

12 jobs for branch/default in 3 minutes and 40 seconds (queued for 20 seconds)
Status Name Job ID Coverage
  Tests
failed black #48738

00:03:39

passed check-manifest #48737

00:00:28

passed flake8 #48736

00:00:26

passed mypy #48739

00:01:03

passed py3 #48735

00:00:30

 
  After Tests
skipped trigger-cubicweb-pipeline
skipped trigger-logilab-constraint-pipeline
skipped trigger-logilab-database-pipeline
skipped trigger-logilab-mtconverter-pipeline
skipped trigger-readthedocs #48746
skipped trigger-rql-pipeline
skipped trigger-yams-pipeline
 
Name Stage Failure
failed
black Tests
No job log