intel/blorp: Don't assert aux slices match main slices

intel/blorp: Don't assert aux slices match main slices

This isn't accurate enough for HiZ which can have a discontiguous range
of supported aux slices. This also won't work with the plan to represent
Gen12 CCS as a single slice surface.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>