qtquick: Fix binding loops

This also restores behaviour with v1.x regarding setParent

src/qtcommon/Platform_qt.cpp

@@ -44,7 +44,6 @@ static bool shouldBlacklistWarning(const QString &msg, const QString &category)
         || msg.contains(QLatin1String("outside any known screen, using primary screen"))
         || msg.contains(QLatin1String("Populating font family aliases took"))
         // TODO: Fix later, not important right now
-        || msg.contains(QLatin1String("Binding loop detected for property"))
         || msg.contains(QLatin1String("Implement me"))
 
         // Ignore benign warning in Material style when deleting a dock widget. Should be fixed in Qt.