Remove upstream Salt repos from models and replace with mcp repos

Fixes: PROD-22008 (PROD:22008)

Change-Id: I1537c55fef23d732952b944dc6f2dda3e37d02df
diff --git a/classes/cluster/os-ha-contrail/openstack/control.yml b/classes/cluster/os-ha-contrail/openstack/control.yml
index ce6c800..7aea4e5 100755
--- a/classes/cluster/os-ha-contrail/openstack/control.yml
+++ b/classes/cluster/os-ha-contrail/openstack/control.yml
@@ -4,7 +4,7 @@
 - system.linux.system.repo.mcp.contrail
 - system.linux.system.repo.mcp.openstack
 - system.linux.system.repo.mcp.extra
-- system.linux.system.repo.saltstack.xenial
+- system.linux.system.repo.mcp.apt_mirantis.saltstack
 - system.memcached.server.single
 - system.rabbitmq.server.cluster
 - system.rabbitmq.server.vhost.openstack