[tests] trigger all core projects builds from logilab-common if all other tests passed

.gitlab-ci.yml

 image: python
 
+stages:
+  - tests
+  - after-tests
+
 before_script:
   - pip install tox
 
-flake8:
-  script: tox -e flake8
-
 py3:
+  stage: tests
   script: tox -e py3
 
+flake8:
+  stage: tests
+  script: tox -e flake8
+
 check-manifest:
+  stage: tests
   script: tox -e check-manifest
 
 black:
+  stage: tests
   script: tox -e black
 
 mypy:
+  stage: tests
   script: tox -e mypy
+
+trigger-other-pipelines:
+  stage: after-tests
+  script:
+    - "curl -X POST -F token=$CUBICWEB_PIPELINE_TRIGGER_TOKEN -F ref=branch/default https://forge.extranet.logilab.fr/api/v4/projects/385/trigger/pipeline"
+    - "curl -X POST -F token=$RQL_PIPELINE_TRIGGER_TOKEN -F ref=branch/default https://forge.extranet.logilab.fr/api/v4/projects/300/trigger/pipeline"
+    - "curl -X POST -F token=$YAMS_PIPELINE_TRIGGER_TOKEN -F ref=branch/default https://forge.extranet.logilab.fr/api/v4/projects/352/trigger/pipeline"
+    - "curl -X POST -F token=$LOGILAB_CONSTRAINT_PIPELINE_TRIGGER_TOKEN -F ref=branch/default https://forge.extranet.logilab.fr/api/v4/projects/409/trigger/pipeline"
+    - "curl -X POST -F token=$LOGILAB_MTCONVERTER_PIPELINE_TRIGGER_TOKEN -F ref=branch/default https://forge.extranet.logilab.fr/api/v4/projects/410/trigger/pipeline"
+    - "curl -X POST -F token=$LOGILAB_DATABASE_PIPELINE_TRIGGER_TOKEN -F ref=branch/default https://forge.extranet.logilab.fr/api/v4/projects/248/trigger/pipeline"