Move to apt_mirantis repo

   * repo.ubuntu => repo.mcp.apt_mirantis.ubuntu

Change-Id: If279fdb5d387af1d9521377fce126bcb56ba55ef
diff --git a/classes/cluster/k8s-ha-contrail-40/infra/init.yml b/classes/cluster/k8s-ha-contrail-40/infra/init.yml
index 1c3004f..e4ecc7f 100644
--- a/classes/cluster/k8s-ha-contrail-40/infra/init.yml
+++ b/classes/cluster/k8s-ha-contrail-40/infra/init.yml
@@ -2,7 +2,7 @@
 - system.linux.system.single
 - system.linux.system.repo.mcp.extra
 - system.linux.system.repo.mcp.salt
-- system.linux.system.repo.ubuntu
+- system.linux.system.repo.mcp.apt_mirantis.ubuntu
 - system.openssh.server.team.tcpcloud
 - system.openssh.server.team.mcp_qa
 - cluster.k8s-ha-contrail-40