Update multi_agent.py

multi_agent.py

@@ -39,10 +39,8 @@ class MultiAgent:
                f"{chess.SQUARE_NAMES[move.to_square]}."
     
     def check_made_move(self, msg):
-        global made_move
-        
-        if made_move:
-            made_move = False
+        if self.made_move:
+            self.made_move = False
             return True
         else:
             return False