ci: Add a job to lint python scripts using ruff

.gitlab-ci.yml

@@ -78,6 +78,15 @@ test_aarch64:
   - .builder_aarch64
   - .build_template
 
+lint:
+  stage: build
+  script:
+    - ruff format --check utils/*.py
+    - ruff check --output-format=gitlab utils/*.py
+  rules:
+  - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+  needs: []
+
 publish:
   stage: publish
   script: