Teach lerna about the jupyterlab test mock package.
Teach lerna about the jupyterlab test mock package.

It seems that this package is only getting updated when running the integrity check, leading to integrity checks often failing. If lerna knows about it, then lerna can update the version numbers in it in due course.
jupyter/jupyterlab,jupyter/jupyterlab,jupyter/jupyterlab,jupyter/jupyterlab,jupyter/jupyterlab