fix(addons): separator

cmd/dkl-dir2config/main.go

@@ -112,13 +112,15 @@ func renderAddons(cluster *clustersconfig.Cluster) string {
 	buf := &bytes.Buffer{}
 
 	for _, addon := range addons {
-		fmt.Fprintf(buf, "# addon: %s\n", addon.Name)
+		fmt.Fprintf(buf, "---\n# addon: %s\n", addon.Name)
 		err := addon.Execute(buf, clusterAsMap, nil)
 
 		if err != nil {
 			log.Fatalf("cluster %q: addons %q: failed to render %q: %v",
 				cluster.Name, cluster.Addons, addon.Name, err)
 		}
+
+		fmt.Fprintln(buf)
 	}
 
 	return buf.String()