Finish customize system button pos for QtWidgets

SineStriker

2023-12-27 2f2ee6571e9ce784db0488ade60816f09bd7448c

 src/quick/CMakeLists.txt

@@ -13,6 +13,10 @@
    quickwindowagent.cpp
)

if(WIN32)
    list(APPEND _src quickwindowagent_win.cpp)
endif()

qwk_add_library(${PROJECT_NAME} AUTOGEN
    SOURCES ${_src}
    LINKS QWKCore