Remove probability hub page

frontend/lib/i18n.ts

@@ -12,8 +12,6 @@ const MESSAGES: Record<Locale, Record<string, string>> = {
       "header.homeAria": "返回主地图主页",
       "header.docs": "文档",
       "header.docsAria": "打开产品文档中心",
-    "header.probabilityHub": "概率页",
-    "header.probabilityHubAria": "打开 52 城市概率汇总页",
     "header.info": "技术说明",
     "header.infoAria": "查看系统技术说明",
     "header.account": "账户",
@@ -179,8 +177,6 @@ const MESSAGES: Record<Locale, Record<string, string>> = {
       "header.homeAria": "Return to the main map homepage",
       "header.docs": "Docs",
       "header.docsAria": "Open product documentation",
-    "header.probabilityHub": "Probabilities",
-    "header.probabilityHubAria": "Open the 52-city probability hub",
     "header.info": "Tech Notes",
     "header.infoAria": "Open system technical notes",
     "header.account": "Account",