Enable QQuickTextDocument* to be used as a property in QML

Add a meta type registration for the pointer type. Complements ad51ac7. Pick-to: 6.10 6.8 Fixes: PYSIDE-3213 Change-Id: I4c3cc374c1721b26f3924821f94b0c4e48a97aa5 Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>

Author: FriedemannKleint

sources/pyside6/PySide6/QtQuick/pysidequickregistertype.cpp

@@ -11,6 +11,7 @@
 #include <sbkpep.h>
 
 #include <QtQuick/QQuickPaintedItem>
+#include <QtQuick/QQuickTextDocument>
 
 #if QT_CONFIG(opengl) || QT_CONFIG(opengles2) || QT_CONFIG(opengles3)
 # include <QtQuick/QQuickFramebufferObject>
@@ -73,6 +74,7 @@ void PySide::initQuickSupport(PyObject *module)
  qRegisterMetaType<QQuickFramebufferObject*>("QQuickFramebufferObject*");
 #endif
  qRegisterMetaType<QQuickItem*>("QQuickItem*");
+ qRegisterMetaType<QQuickTextDocument*>("QQuickTextDocument*");
 
  Qml::setQuickRegisterItemFunction(quickRegisterType);
 }