重构：修复 Shop 与 ItemTooltip 跨模块事件边界问题

- 将 _tooltipLocked 状态从 ItemTooltipController 移到 ShopController 维护
- DisplayItem 只发 Shop 模块 UI 事件（Hover/Lock/Hide）
- ItemTooltipForm 取消按钮发 ItemTooltip 模块事件自关闭
- ShopController 通过 UIRouter 跨模块控制 ItemTooltipForm
- 移除 DisplayItemHideEventArgs 的 Force 字段，分离两种关闭场景

Assets/GameMain/Scripts/Base/Event/Shop/ShopPurchaseEventArgs.cs

@@ -8,27 +8,26 @@ namespace SepCore.Event
         public static readonly int EventId = typeof(ShopPurchaseEventArgs).GetHashCode();
 
         public override int Id => EventId;
-        
+
         public int GoodsIndex { get; private set; }
 
         public ShopPurchaseEventArgs()
         {
             GoodsIndex = -1;
         }
-        
+
         public static ShopPurchaseEventArgs Create(int index)
         {
             var args = ReferencePool.Acquire<ShopPurchaseEventArgs>();
-            
+
             args.GoodsIndex = index;
-            
+
             return args;
         }
-        
+
         public override void Clear()
         {
             GoodsIndex = -1;
         }
-        
     }
-}
+}