Fix WindowsRegistryKey for Qt 6.8.1 (#154)

Daniel

2024-12-06 91274c58b1772dfe38d3fcab291693141e822684

 examples/qml/QWKButton.qml

@@ -20,6 +20,7 @@
            mipmap: true
            width: 12
            height: 12
            fillMode: Image.PreserveAspectFit
        }
    }
    background: Rectangle {