Qt: fix audio timer loop

rpcs3/rpcs3qt/game_list_grid_item.cpp

@@ -77,6 +77,7 @@ bool game_list_grid_item::event(QEvent* event)
 		set_active(true);
 		break;
 	case QEvent::HoverLeave:
+	case QEvent::FocusOut:
 		set_active(false);
 		break;
 	default:

rpcs3/rpcs3qt/qt_video_source.cpp

@@ -199,6 +199,7 @@ void qt_video_source::start_movie_timer()
 	if (!m_video_timer)
 	{
 		m_video_timer = std::make_unique<QTimer>();
+		m_video_timer->setSingleShot(true);
 		QObject::connect(m_video_timer.get(), &QTimer::timeout, m_video_timer.get(), [this]()
 		{
 			if (!m_active) return;