修复无敌状态下屏幕也会闪红的问题

ActionTowerDefense/Assets/Scripts/Characters/PlayerController.cs

@@ -1791,6 +1791,10 @@ public class PlayerController : MoveCharacter
             }
             return;
         }
+        if (invincibleTime > 0)
+        {
+            return;
+        }
         base.BeHit(attackMethod, attackFrom);
         //ÆÁÄ»¶¶¶¯
         if (ss == null)