fix(flutter): 修复 Flutter 3.24.5 CupertinoSwitch API 兼容性问题

- 将已弃用的 activeTrackColor 参数替换为 activeColor
- 影响文件：
  * lib/app/modules/kr_setting/views/kr_setting_view.dart
  * lib/app/modules/kr_home/views/kr_home_connection_info_view.dart
- 修复 macOS/iOS 构建错误

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

lib/app/modules/kr_home/views/kr_home_connection_info_view.dart

@@ -214,7 +214,7 @@ class KRHomeConnectionInfoView extends GetView<KRHomeController> {
                     onChanged: (bool value) {
                       controller.kr_toggleSwitch(value);
                     },
-                    activeTrackColor: Colors.blue,
+                    activeColor: Colors.blue,
                   ),
                 ],
               ),

lib/app/modules/kr_setting/views/kr_setting_view.dart

@@ -411,7 +411,7 @@ class KRSettingView extends GetView<KRSettingController> {
         () => CupertinoSwitch(
           value: value.value,
           onChanged: onChanged,
-          activeTrackColor: Colors.blue,
+          activeColor: Colors.blue,
         ),
       ),
     );