Add notification observer on Mac

SineStriker

2023-12-27 88b5b56b6a67d93208eae3980af2f30da09dd8ae

 src/core/contexts/qtwindowcontext_p.h

@@ -27,7 +27,7 @@
        void winIdChanged() override;

    protected:
        std::unique_ptr<QObject> qtWindowEventFilter;
        std::unique_ptr<SharedEventFilter> qtWindowEventFilter;
    };

}