qeventdispatcher_glib.cpp:300: undefined reference to `g_thread_init'

cmake build system does not link to the required gthread-2 library

[ 40%] Linking CXX shared library ../../lib/libQt6Core.so
Generating version linker script
^[[91mCMakeFiles/Core.dir/kernel/qeventdispatcher_glib.cpp.o: In function `QEventDispatcherGlibPrivate::QEventDispatcherGlibPrivate(_GMainContext*)':
/usr/local/src/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:300: undefined reference to `g_thread_init'

please consider this bug for alpha release

https://codereview.qt-project.org/c/qt/qtbase/+/313689