add patch for mpris

patches/fix-mpris-engine.patch

@@ -0,0 +1,25 @@
+diff --git a/sources/extsysmonsources/playersource.cpp b/sources/extsysmonsources/playersource.cpp
+index b8a0ec1..17d90bc 100644
+--- a/sources/extsysmonsources/playersource.cpp
++++ b/sources/extsysmonsources/playersource.cpp
+@@ -73,8 +73,10 @@ QString PlayerSource::getAutoMpris() const
+ {
+     QDBusMessage listServices = QDBusConnection::sessionBus().interface()->call(
+         QDBus::BlockWithGui, "ListNames");
+-    if (listServices.arguments().isEmpty())
++    if (listServices.arguments().isEmpty()) {
++        qCWarning(LOG_ESS) << "Could not find any DBus service";
+         return "";
++    }
+     QStringList arguments = listServices.arguments().first().toStringList();
+ 
+     for (auto &arg : arguments) {
+@@ -353,7 +355,7 @@ QVariantHash PlayerSource::getPlayerMprisInfo(const QString &_mpris) const
+         = QVariantList({"org.mpris.MediaPlayer2.Player", "Metadata"});
+     QDBusMessage request = QDBusMessage::createMethodCall(
+         QString("org.mpris.MediaPlayer2.%1").arg(_mpris),
+-        "/org/mpris/MediaPlayer2", "", "Get");
++        "/org/mpris/MediaPlayer2", "org.freedesktop.DBus.Properties", "Get");
+     request.setArguments(args);
+     QDBusMessage response
+         = bus.call(request, QDBus::BlockWithGui, REQUEST_TIMEOUT);