Finish customize system button pos for QtWidgets

SineStriker

2023-12-27 2f2ee6571e9ce784db0488ade60816f09bd7448c

 examples/qml/qml.qrc

@@ -1,5 +1,6 @@
<RCC>
    <qresource prefix="/">
        <file>main.qml</file>
        <file>QWKButton.qml</file>
    </qresource>
</RCC>