docs: fix build after removal of json schemas

.gitlab-ci.yml

@@ -20,7 +20,6 @@ test:docs:
     - apt update && apt install build-essential
     - pip install -r requirements.txt
     - pip install -U sphinx sphinx-press-theme sphinx-jsonschema
-    - pushd scripts && DISABLE_METRICS=true python update_schemas.py && popd
     - pushd docs && DISABLE_METRICS=true sphinx-build -b html . ../public && popd
   rules:
     - if: $CI_COMMIT_REF_NAME != $CI_DEFAULT_BRANCH