BSE: BUILD: remove rarely used generated-files build rules
BSE: BUILD: remove rarely used generated-files build rules

tim-janik/beast,swesterfeld/beast,GNOME/beast,GNOME/beast,GNOME/beast,tim-janik/beast,GNOME/beast,swesterfeld/beast,swesterfeld/beast,swesterfeld/beast,GNOME/beast,GNOME/beast,swesterfeld/beast,GNOME/beast,tim-janik/beast,tim-janik/beast,swesterfeld/beast,tim-janik/beast,swesterfeld/beast,tim-janik/beast,tim-janik/beast