Remove redundant reload toolbar from hub settings page.

Co-authored-by: Cursor <cursoragent@cursor.com>

manual_trading_hub/static/app.js

@@ -4650,7 +4650,6 @@
     }
   };
   document.getElementById("btn-close-all").onclick = closeAll;
-  document.getElementById("btn-settings-reload").onclick = loadSettingsUI;
   document.getElementById("btn-settings-add").onclick = () => {
     const data = settingsCache || { exchanges: [] };
     const nid = String(Date.now() % 100000);

manual_trading_hub/static/index.html

@@ -1113,9 +1113,6 @@
         </div>
       </div>
 
-      <div class="toolbar settings-page-toolbar">
-        <button type="button" id="btn-settings-reload" class="ghost">重新加载</button>
-      </div>
     </div>
   </div>