update win11 picture

Yuhang Zhao

2023-12-19 88b91b1fec752538beebca2fd92e62c8e03f32d4

 src/quick/quickwindowagent_p.h

@@ -16,6 +16,10 @@

        // Host
        QQuickWindow *hostWindow{};

#ifdef Q_OS_WINDOWS
        void setupWindows10BorderWorkaround();
#endif
    };

}