configure.ac: remove DRI and RENDER
configure.ac: remove DRI and RENDER

Driver doesn't support either of these.

Signed-off-by: Matt Turner <789b315743a28dd066a4ba1459c35951c291d8a6@gmail.com>
Signed-off-by: Dave Airlie <f2295d84e358395675bc8031be58672073ae065e@redhat.com>

patjak/xf86-video-gma500,patjak/xf86-video-gma500,wzyy2/xf86-video-modesetting,wzyy2/xf86-video-modesetting