Previous change regarding NEO-6785 added encoding of number of barriers
to specific value representation depending on hardware that we program for.
In patch token format encoding of number of barriers is sent via
hasBarriers field in a token.
In zebin true number of barriers is sent via barrier_count field in
zeInfo.
To remove this discrepancy, translate encoded number of barriers into
true number of barriers in legacy format.
Resolves: NEO-6785
Signed-off-by: Krystian Chmielewski <krystian.chmielewski@intel.com>