Remove default dev/pts
Remove default dev/pts

This allows us to run buildah without being root

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

Closes: #883
Approved by: giuseppe

rhatdan/buildah,nalind/buildah-1,ipbabble/buildah,TomSweeneyRedHat/buildah,nalind/buildah,TomSweeneyRedHat/buildah,projectatomic/buildah,TomSweeneyRedHat/buildah,nalind/buildah,projectatomic/buildah,nalind/buildah-1,nalind/buildah-1,projectatomic/buildah,rhatdan/buildah,rhatdan/buildah,ipbabble/buildah