jhbuild: Add libWindowsWM module description
jhbuild: Add libWindowsWM module description

Nothing depends on it, as we can't describe that is a platform dependent
dependency very well

Also add dependecy for windowswmproto on macros

freedesktop-unofficial-mirror/xorg__util__modular,freedesktop-unofficial-mirror/xorg__util__modular,tmzt/androix-util-modular,tmzt/androix-util-modular,freedesktop-unofficial-mirror/xorg__util__modular