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/DisplayItemHideEventArgs.cs

@@ -0,0 +1,27 @@
+using GameFramework;
+using GameFramework.Event;
+
+namespace SepCore.Event
+{
+    public class DisplayItemHideEventArgs : GameEventArgs
+    {
+        public static readonly int EventId = typeof(DisplayItemHideEventArgs).GetHashCode();
+
+        public override int Id => EventId;
+
+        public DisplayItemHideEventArgs()
+        {
+        }
+
+        public static DisplayItemHideEventArgs Create()
+        {
+            var args = ReferencePool.Acquire<DisplayItemHideEventArgs>();
+
+            return args;
+        }
+
+        public override void Clear()
+        {
+        }
+    }
+}