🐛 fix: Add DynamicMultiplier component for managing node multipliers and update ServersPage layout

apps/admin/locales/en-US/servers.json

@@ -8,7 +8,7 @@
   "city": "City",
   "config": {
     "title": "Node configuration",
-    "description": "Manage node communication keys, pull/push intervals, and dynamic multipliers.",
+    "description": "Manage node communication keys, pull/push intervals.",
     "saveSuccess": "Saved successfully",
     "communicationKey": "Communication key",
     "inputPlaceholder": "Please enter",

apps/admin/locales/zh-CN/servers.json

@@ -13,7 +13,7 @@
     },
     "communicationKey": "通信密钥",
     "communicationKeyDescription": "用于节点鉴权。",
-    "description": "管理节点通信密钥、拉取/推送间隔与动态倍率。",
+    "description": "管理节点通信密钥、拉取/推送间隔。",
     "dynamicMultiplier": "动态倍率",
     "dynamicMultiplierDescription": "按时间段设置倍率，用于调节流量或计费。",
     "endTime": "结束时间",