Fixed accidental search and replace of _booking_person_studygroups_cleanup

booking.helper.inc

@@ -596,7 +596,7 @@ function _booking_room_capacity_check($room_id, $room_bedtype, $room_definition_
  * @param $nid - the node id for the person
  * @return nothing
  */
-function _booking_rooms_cleanup($nid)
+function _booking_person_rooms_cleanup($nid)
 {
 	global $event;