Fix a specific condition where the control applet would still freeze in MK8D

src/core/hle/service/am/service/library_applet_accessor.cpp

@@ -106,6 +106,7 @@ Result ILibraryAppletAccessor::PopOutData(Out<SharedPointer<IStorage>> out_stora
         m_system_event.Signal();
         caller_applet->lifecycle_manager.RequestResumeNotification();
         m_system_event.Clear();
+        caller_applet->lifecycle_manager.SignalSystemEventIfNeeded();
     }
     R_RETURN(m_broker->GetOutData().Pop(out_storage.Get()));
 }