install2: further reduce X driver bloat

An installer needs video playback acceleration
when it has some content to show and some means to;
as long as these are not supported just drop this
unconditionally.

features.in/install2/install2/image-scripts.d/90-install2-cleanup-drivers

@@ -1,9 +1,12 @@
 #!/bin/sh
 # drop extra drivers et al, purge kernel image(s)
 
-# xorg modules
+# xorg-dri-*
 rm -r /usr/lib*/X11/modules/dri
 
+# no movies during installation so far
+rm -rf /usr/lib*/vdpau/ /usr/lib*/libXv*
+
 # evms modules; see http://evms.sourceforge.net/user_guide/
 rm -f /lib*/evms/*/{bbr,csm,drivelink,ogfs,replace,snapshot}*