Revert "Create k8s server certs directly on ctl nodes"

This reverts commit 8ad2959152a428c60faf86ba6f49a2635466f618.

Change-Id: Ibbf884173eaf0145f3e4de21f20dad9538138bd0
diff --git a/classes/cluster/sl-k8s-calico/infra/config.yml b/classes/cluster/sl-k8s-calico/infra/config.yml
index 4e98584..5cf7d6c 100644
--- a/classes/cluster/sl-k8s-calico/infra/config.yml
+++ b/classes/cluster/sl-k8s-calico/infra/config.yml
@@ -5,6 +5,7 @@
 - system.salt.master.pkg
 - system.salt.minion.ca.salt_master
 - system.salt.master.api
+- system.salt.minion.cert.k8s_server
 - system.mysql.client
 - system.mysql.client.database.grafana
 - system.reclass.storage.salt