anv: Always fill out the AUX table even if CCS is disabled

Cc: "20.0" mesa-stable@lists.freedesktop.org
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Tested-by: Marge Bot <mesa/mesa!3454>
Part-of: <mesa/mesa!3454>
38 jobs for !3454 with review/tgl-deref-block-size-wa in 14 minutes and 6 seconds (queued for 4 seconds)
merge request