New Features

Author Workbench - You can request to join an organization
- Authors can request to join organizations they find in the organizations tab
- Author Workbench - Users are able to browse Organizations pages without exposing data on their members and projects
Other Features
- Author Workbench - Test button allows you to choose between latest saved draft or latest published version
  
  This doesn't apply to JupyterLite and JupyterLab-based labs.
- Author Workbench - You cannot accidentally create a hands-on lab title that is longer than the limit

Bugs Fixed