docs: Remove no-longer-accurate text about the xlib driver
authorAdam Jackson <ajax@redhat.com>
Wed, 8 Dec 2021 15:12:11 +0000 (10:12 -0500)
committerAdam Jackson <ajax@redhat.com>
Thu, 9 Dec 2021 20:08:17 +0000 (15:08 -0500)
commit231ccb6100e3559782834d1c290e6439a37a7ca8
treec3639de7af14c872e9b5d9107cb8e64e2badaf34
parentc5d731ac5cc0e2a85544ff7a73142dcb80768335
docs: Remove no-longer-accurate text about the xlib driver

Mesa hasn't supported color-index rendering in a long time, and
gallium's xlib target doesn't respect MESA_GAMMA.

Reviewed-by: Emma Anholt <emma@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14125>
docs/envvars.rst
docs/xlibdriver.rst