Fix windows custom margins key mistake

Sine Striker

2023-12-09 7aabc22e0b6841a46eb449398e4e8910352008cc

 src/core/contexts/abstractwindowcontext.cpp

@@ -50,7 +50,7 @@
        // Install specific event filter
        host->installEventFilter(new EventFilterForwarder(
            [](QEvent *event, void *user) {
                return reinterpret_cast<AbstractWindowContext *>(user)->hostEventFilter(event);
                return static_cast<AbstractWindowContext *>(user)->hostEventFilter(event);
            },
            this, this));