anv: don't try to access dynamic buffers from surface states

anv: don't try to access dynamic buffers from surface states

Even with direct descriptors, our current implementation works by
doing A64 messages to read/write dynamic buffers. This is so that we
can apply the sliding range view of the descriptor while having
robustness support.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Fixes: 06dfd216d3 ("anv: add direct descriptor support to apply_layout")
Reviewed-by: Ivan Briano <ivan.briano@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24256>