add missing win32 constant for old win sdk

Zhao Yuhang

2025-03-11 c00e986f38dbc4843d92cc76a385f826658c1e03

 examples/qml/main.qml

@@ -144,6 +144,7 @@
        color: "#FEFEFE"
        Component.onCompleted: {
            if ($curveRenderingAvailable) {
                console.log("Curve rendering for text is available.")
                timeLabel.renderType = Text.CurveRendering
            }
        }