Fix 'galera:master' mapping on all ctl nodes

'galera:master' pillar must be present only on ctl01,
but the class 'service.galera.ssl' provides this pillar
on all ctl nodes.

Switch to separate  'service.galera.ssl.{master/slave}'
classes for ctl01 and other nodes.

Change-Id: Ib2edaab3bdfbedc161966bfb02523ab9f5d1fff2
diff --git a/classes/cluster/virtual-mcp-pike-dvr-ssl/infra/config.yml b/classes/cluster/virtual-mcp-pike-dvr-ssl/infra/config.yml
index 3cb9888..0843311 100644
--- a/classes/cluster/virtual-mcp-pike-dvr-ssl/infra/config.yml
+++ b/classes/cluster/virtual-mcp-pike-dvr-ssl/infra/config.yml
@@ -174,18 +174,21 @@
         openstack_control_node01:
           classes:
           - service.galera.master.cluster
+          - service.galera.ssl.master
           params:
             mysql_cluster_role: master
             linux_system_codename: xenial
         openstack_control_node02:
           classes:
           - service.galera.slave.cluster
+          - service.galera.ssl.slave
           params:
             mysql_cluster_role: slave
             linux_system_codename: xenial
         openstack_control_node03:
           classes:
           - service.galera.slave.cluster
+          - service.galera.ssl.slave
           params:
             mysql_cluster_role: slave
             linux_system_codename: xenial