Merge "Blazar: Fix support for external keystone in multiregion deploy"

ansible/roles/blazar/templates/blazar.conf.j2

@@ -4,7 +4,7 @@ log_dir = /var/log/kolla/blazar
 transport_url = {{ rpc_transport_url }}
 host = {{ api_interface_address }}
 port = {{ blazar_api_port }}
-os_auth_host = {{ kolla_internal_fqdn }}
+os_auth_host = {{ keystone_internal_fqdn }}
 os_auth_port = {{ keystone_admin_port }}
 os_auth_protocol = {{ admin_protocol }}
 os_auth_version = v3