Deletes the time entry with the specified id. Depending on the time entry, the calling users has to have several permissions to delete the time entry. No permissions are required if the calling user is owner of this time entry. If the calling user is not the creator of the time entry and the time entry is connected to a project, ‘write’ permissions on the ‘project-timetracking’ feature are necessary. If the time entry is billed, Admin permissions are required.