feat(proxy): 注释掉Clash代理组切换逻辑

- 在`MainActivity`的`startProxyVpn`方法中，注释掉了调用`ClashUtil.switchProxyGroup`切换代理组的代码。

app/src/main/java/com/example/studyapp/MainActivity.java

@@ -31,6 +31,7 @@ import androidx.appcompat.app.AppCompatActivity;
 import androidx.work.PeriodicWorkRequest;
 import androidx.work.WorkManager;
 
+import com.example.retention.R;
 import com.example.studyapp.autoJS.AutoJsUtil;
 import com.example.studyapp.device.ChangeDeviceInfoUtil;
 
@@ -358,7 +359,7 @@ public class MainActivity extends AppCompatActivity {
     try {
       ClashUtil.startProxy(context);
       ClashUtil.switchProxyWithPort(CountryCode.switchCountry());
-      ClashUtil.switchProxyGroup("PROXY", "my-socks5-proxy", "http://127.0.0.1:6170");
+      //ClashUtil.switchProxyGroup("PROXY", "my-socks5-proxy", "http://127.0.0.1:6170");
     } catch (Exception e) {
       LogFileUtil.logAndWrite(Log.ERROR, TAG, "startProxyVpn: Failed to start VPN", e);
       Toast.makeText(context, "Failed to start VPN: " +