Fix crash when battle_gift is None

titles/idac/season2.py

@@ -1356,6 +1356,7 @@ class IDACSeason2(IDACBase):
                     "point": timetrial["point"],
                 }
 
+        battle_gift_data = {}
         # check if the battle gift event is active
         if ver_str in self.battle_gift_event_id:
             # get the users battle gifts, for the current active battle gift event