feed mouse-up event during mouse down on menus
feed mouse-up event during mouse down on menus

this fixes the case where the mouse is moved while the mouse is pressed
so that the selected menu item will continue to follow the mouse

fix T2127

tasn/enlightenment,rvandegrift/e,tasn/enlightenment,rvandegrift/e,tizenorg/platform.upstream.enlightenment,rvandegrift/e,tizenorg/platform.upstream.enlightenment,tizenorg/platform.upstream.enlightenment,tasn/enlightenment