fix shadow frame below win10

Zhao Yuhang

2023-12-21 78188cc33a2e96f519832a85d4805791e0a0d886

 src/core/CMakeLists.txt

@@ -13,6 +13,7 @@
    windowitemdelegate.cpp
    kernel/nativeeventfilter_p.h
    kernel/nativeeventfilter.cpp
    kernel/systemwindow_p.h
    contexts/abstractwindowcontext_p.h
    contexts/abstractwindowcontext.cpp
)