refactor: gitlab-templates have been renamed

.gitlab-ci.yml

 image: python:3.7
 
 include:
-  - project: "open-source/gitlab-templates"
+  - project: "open-source/gitlab-ci-templates"
     ref: "branch/default"
-    file:                                       # the stages are:
-      - "templates/no-duplicate-pipelines.yml"  # no stage
-      - "templates/docker-build.yml"            # test and publish
-      - "templates/release-on-heptapod.yml"     # release
-      - "templates/publish-pypi.yml"            # release
+    file:                                          # the stages are:
+      - "templates/no-duplicated-ci-pipelines.yml" # no stage
+      - "templates/build-docker-image.yml"         # test and publish
+      - "templates/create-release-on-heptapod.yml" # release
+      - "templates/upload-to-pypi.yml"             # release
 
 stages:
   - test

Dockerfile

@@ -9,4 +9,5 @@ RUN chown -R cubicweb: /etc/cubicweb.d
 USER cubicweb
 ENV WITH_TRUSTEDAUTH=false
 ENV CW_INSTANCE=fresh
-RUN docker-cubicweb-helper create-instance
+RUN pip freeze
+RUN cubicweb-ctl create fresh instance  --automatic --no-db-create