Fix alternative names for barbican

Change-Id: I8bf1b0f926e082331d010ccec276f01541262411
Related-Prod: https://mirantis.jira.com/browse/PROD-26565
diff --git a/salt/minion/cert/barbican.yml b/salt/minion/cert/barbican.yml
index 8ee4d41..8a44433 100644
--- a/salt/minion/cert/barbican.yml
+++ b/salt/minion/cert/barbican.yml
@@ -1,7 +1,7 @@
 parameters:
   _param:
     salt_minion_ca_authority: salt_master_ca
-    barbican_cert_alternative_names: IP:127.0.0.1,IP:${_param:cluster_local_address},IP:${_param:cluster_vip_address},DNS:${linux:system:name},DNS:${linux:network:fqdn},DNS:${_param:cluster_vip_address},DNS:${_param:openstack_service_host}
+    barbican_cert_alternative_names: IP:127.0.0.1,IP:${_param:cluster_local_address},IP:${_param:cluster_vip_address},DNS:${linux:system:name},DNS:${linux:network:fqdn},DNS:${_param:cluster_vip_address},DNS:${_param:openstack_kmn_service_host}
   salt:
     minion:
         cert: