Re-enable regular fast-clears (CCS_D) on gen9+

This reverts commit ee57b15e, "i965:
Disable regular fast-clears (CCS_D) on gen9+".  How taht we've fixed the
issue with too many different aux usages in the render cache, it should
be safe to re-enable CCS_D for sRGB.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104163


Tested-by: Eero Tamminen <eero.t.tamminen@intel.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Cc: "17.3" <mesa-stable@lists.freedesktop.org>
(cherry picked from commit f79bb2e6)
[Emil Velikov: resolve trivial conflicts - gen10 is missing in branch]
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>

Conflicts:
	src/mesa/drivers/dri/i965/brw_meta_util.c