Fix import docker system from compute k8s files.

Change-Id: Ie72f24548886d1619381bd39dd2cefe17b93b8ad
diff --git a/classes/cluster/sl-k8s-calico/kubernetes/control.yml b/classes/cluster/sl-k8s-calico/kubernetes/control.yml
index 34e1512..7afdd01 100644
--- a/classes/cluster/sl-k8s-calico/kubernetes/control.yml
+++ b/classes/cluster/sl-k8s-calico/kubernetes/control.yml
@@ -1,7 +1,7 @@
 classes:
 - service.etcd.server.cluster
 - system.haproxy.proxy.listen.kubernetes.apiserver
-- system.linux.system.repo.docker
+- system.linux.system.repo.docker_legacy
 - system.salt.minion.cert.etcd_server
 - system.kubernetes.master.cluster
 - cluster.sl-k8s-calico.kubernetes.compute