fix mem leak

Yuhang Zhao

2023-12-06 075a1fd1d67c6e347ab40f460819067b947f92f6

 src/core/corewindowagent_p.h

@@ -16,9 +16,12 @@

        CoreWindowAgent *q_ptr; // no need to initialize

        void setup(QWindow *window, WindowItemDelegate *delegate);
        bool setup(const QObject *host, const WindowItemDelegate *delegate);

        AbstractWindowContext *m_eventHandler{};
        AbstractWindowContext *context;

    private:
        Q_DISABLE_COPY_MOVE(CoreWindowAgentPrivate)
    };

}