fix(i18n): 缩短游戏名称翻译以适配侧边栏样式

- 移除"真人"/"Live"等前缀
- Dragon Tiger → D-Tiger (避免文本过长)
- ThreeCard → 3-Card (统一缩写风格)
- 所有语言统一使用简短名称

修复侧边栏文本溢出问题

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

language/cn.js

@@ -27,11 +27,11 @@ var cn = {
   goLogin: "已账号？去登录",
   submit: "提交",
 
-  baccarat: "真人百家乐",
-  niuniu: "真人牛牛",
-  longhu: "真人龙虎",
-  lunpan: "真人轮盘",
-  threecard: "真人三宝",
+  baccarat: "百家乐",
+  niuniu: "牛牛",
+  longhu: "龙虎",
+  lunpan: "轮盘",
+  threecard: "三卡",
   zhajinghua: "真人炸金花",
   sedie: "真人色碟",
   sicbo: "真人骰宝",