Debug integration test

Author: IsabelParedes

.github/workflows/build.yml

@@ -109,6 +109,7 @@ jobs:
       run: |
         set -eux
         python -m pip install "jupyterlab>=4.0.0,<5" jupyterlab_urdf*.whl
+        jupyter labextension list
 
     - name: Install dependencies
       working-directory: ui-tests