workaround of exit tray in windows

src/tray.rs

@@ -101,10 +101,12 @@ pub fn make_tray() -> hbb_common::ResultType<()> {
 
         if let Ok(event) = menu_channel.try_recv() {
             if event.id == quit_i.id() {
+                /* failed in windows, seems no permission to check system process
                 if !crate::check_process("--server", false) {
                     *control_flow = ControlFlow::Exit;
                     return;
                 }
+                */
                 crate::platform::uninstall_service(false);
             } else if event.id == open_i.id() {
                 open_func();