Fix up yaml

.gitlab-ci.yml

@@ -5,9 +5,11 @@ stages:
     - deploy
 
 build:
+    stage: build
     script:
         - cd python && python setup.py bdist_wheel
 
 deploy:
+    stage: deploy
     script:
         - python -m twine upload -u $TWINE_COMMON_CREDS_USR -p $TWINE_COMMON_CREDS_PSW python/dist/*