Update detectors to use jupyterlab 0.27
@@ -503,7 +503,7 @@ class PythonBuildPack(BuildPack):
notebook==5.0.0 \
jupyterhub==${JUPYTERHUB_VERSION} \
ipywidgets==6.0.0 \
- jupyterlab==0.24.1 && \
+ jupyterlab==0.27 && \
jupyter nbextension enable --py widgetsnbextension --sys-prefix && \
jupyter serverextension enable --py jupyterlab --sys-prefix
"""
