KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196

This enables the NNPA, BEAR enhancement,reset DAT protection and
processor activity counter facilities via the cpu model.

Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>