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

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

@@ -101,12 +101,13 @@ Result ILibraryAppletAccessor::PushInData(SharedPointer<IStorage> storage) {
 
 Result ILibraryAppletAccessor::PopOutData(Out<SharedPointer<IStorage>> out_storage) {
     LOG_DEBUG(Service_AM, "called");
-	if (auto caller_applet = m_applet->caller_applet.lock(); caller_applet) {
-		Event m_system_event = caller_applet->lifecycle_manager.GetSystemEvent();
-		m_system_event.Signal();
-		caller_applet->lifecycle_manager.RequestResumeNotification();
-		m_system_event.Clear();
-	}
+    if (auto caller_applet = m_applet->caller_applet.lock(); caller_applet) {
+        Event m_system_event = caller_applet->lifecycle_manager.GetSystemEvent();
+        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()));
 }