Disable layering_check in iree/hal/drivers/BUILD.
Disable layering_check in iree/hal/drivers/BUILD.

iree-org/iree,iree-org/iree,iree-org/iree,google/iree,google/iree,iree-org/iree,iree-org/iree,iree-org/iree,google/iree,google/iree,google/iree,iree-org/iree,google/iree,google/iree