anv: don't prevent L1 untyped cache flush in 3D mode
What does this MR do and why?
anv: don't prevent L1 untyped cache flush in 3D mode
Required on MTL.
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: mesa-stable
Found-by: Jordan Justen <jordan.l.justen@intel.com>