refactor(card): 重构卡牌触摸交互逻辑，替换长按为点击触发信息面板

1. 移除长按相关逻辑，改用点击触发英雄卡信息面板
2. 新增卡牌点击选中联动机制，统一管理召唤按钮显示
3. 调整触摸位移阈值，优化点击和拖拽的判定逻辑
4. 新增卡牌选中事件，实现多卡牌间的UI联动
5. 修复预制体默认激活状态，统一初始UI状态

assets/script/game/common/config/GameEvent.ts

@@ -20,6 +20,8 @@ export enum GameEvent {
     CastSkill = "CastSkill",
     CardsClose = "CardsClose",
     CardRefresh = "CardRefresh",
+    /** 单张卡牌被点击选中（payload 为被点击的 CardComp 实例，用于其他卡牌联动隐藏 call_btn） */
+    CardSelected = "CardSelected",
     UseHeroCard = "UseHeroCard",
     UseSkillCard = "UseSkillCard",
     UseSpecialCard = "UseSpecialCard",