Please follow these steps to unlink a calendar event linked to a workspace. Kindly note that this will not delete any user data associated with the workspace.
Step 01: Locate & open the workspace that you are looking to unlink from your calendar
Step 02: Click on the three dots on the top right of the workspace and open Agenda Settings
Step 03: Go to "Integrations" and toggle "Calendar Integrations" off
Then, when you go back to the workspace, it will be shown as "Unscheduled".