Remove docs CI stage, moved to submodule

.gitlab-ci.yml

@@ -9,7 +9,6 @@ stages:
   - shouldfail
   - publish_rpm
   - release_rpm
-  - docs
 
 variables:
   XROOTD_VERSION: 4

.gitlab/ci/docs.gitlab-ci.yml

-catalogue_schema_draw:
-  stage: docs
-  image: gitlab-registry.cern.ch/cta/eoscta-operations/registry/container_registry/cta-schemacrawler
-  rules:
-    - if: '$CI_COMMIT_BRANCH == "master"'
-      changes:
-        - catalogue/common_catalogue_schema.sql
-      when: on_success
-      allow_failure: true
-  script:
-    - echo "Generating DB schema drawing"
-    - mkdir drawings
-    - sqlite3 common_db.sqlite < catalogue/common_catalogue_schema.sql
-    - /opt/schemacrawler/bin/schemacrawler.sh --server=sqlite --database=common_db.sqlite --command=script --script-language=python --script=/opt/mermaid.py --info-level=standard > drawings/db_schema.mmd
-    - /opt/schemacrawler/bin/schemacrawler.sh --server=sqlite --database=common_db.sqlite --command=schema --outputformat=png --info-level=standard --output-file=drawings/db_schema.png
-    - /opt/schemacrawler/bin/schemacrawler.sh --server=sqlite --database=common_db.sqlite --command=schema --outputformat=svg --info-level=standard --output-file=drawings/db_schema.svg
-  artifacts:
-    when: always
-    expire_in: 30 days  # Pipeline artifacts from the latest pipeline are kept forever.
-    paths:
-      - drawings/
-
-
-trigger_doc_update:
-  stage: docs
-  rules:
-    - if: '$CI_COMMIT_BRANCH == "master"'
-      changes:
-        - catalogue/common_catalogue_schema.sql
-      when: manual
-      allow_failure: true
-  trigger:
-    project: CTA/eoscta-docs
-    strategy: depend