gnome-control-center: fix QA issue

* fixes:
gnome-control-center-2.32.1: non -staticdev package contains static .a library: gnome-control-center-dev path '/work/armv5te-oe-linux-gnueabi/gnome-control-center/2.32.1-r0/packages-split/gnome-control-center-dev/usr/lib/window-manager-settings/libmetacity.a'
l

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>