<!-- Welcome! Thank you for contributing. These HTML comments will not render in the issue. Before creating a new issue: * Search for relevant issues * Follow the issue reporting guidelines: https://jupyterlab.readthedocs.io/en/latest/getting_started/issue.html --> ## Description  it displaying drawer even if its closed.. its hide back content.. ## Reproduce <!--Describe step-by-step instructions to reproduce the behavior--> 1. Go to website 2. close drawer. 3. See error ## Expected behavior should be closed - Operating System and version: windows 11 - Browser and version: Chrome 92