fix clients not being properly disconnecetd due to a minor oversight

Author: Crystalwarrior

server/area.py

@@ -814,7 +814,7 @@ def remove_client(self, client):
                 client.send_ooc(
                     "You can only be a CM of a single area in this hub.")
         # Trigger this routine only if a non-privileged client left the area, and there are no GMs in this hub.
-        if self.locking_allowed and len(self._owners) <= 0 and len(self.area_manager.can_gm) <= 0:
+        if self.locking_allowed and len(self._owners) <= 0 and len(self.area_manager.owners) <= 0:
             # Since anyone can lock/unlock, unlock if we were the last client in this area and it was locked.
             if len(self.clients) - 1 <= 0:
                 if self.locked: