intel/batch-decoder: Decode dynamic state

intel/batch-decoder: Decode dynamic state

Unfortunately, in aubinator and aubinator_error_decode we don't always
know how many of a given state we have, so we must guess.  One day,
we'll come up with a way to annotate the batch to solve this problem.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>