Removes a member from an workspace by their user ID.
UNAUTHORIZED: The user is not authenticated.ONLY_OWNER_CAN_REMOVE_MEMBERS: Only the workspace owner can remove members.CANNOT_REMOVE_OWNER: The workspace owner cannot be removed.MEMBER_NOT_FOUND: The specified user does not exist.MEMBER_NOT_FOUND_IN_ORGANIZATION: The user is not a member of the workspace.ORG_ID_MUST_BE_STRING: The provided workspace_id is not a string.USER_ID_MUST_BE_STRING: The provided user ID is not a string.