added system.linux.system.repo.mcp.salt where missing

Change-Id: Iec33efa97a7638437ddfe280ec3f2c69889e791f
diff --git a/classes/cluster/drivetrain-ha-clusters/cicd/control/init.yml b/classes/cluster/drivetrain-ha-clusters/cicd/control/init.yml
index 6dce5b4..d5b6a53 100644
--- a/classes/cluster/drivetrain-ha-clusters/cicd/control/init.yml
+++ b/classes/cluster/drivetrain-ha-clusters/cicd/control/init.yml
@@ -1,4 +1,5 @@
 classes:
+  - system.linux.system.repo.docker
   # GlusterFS
   - system.glusterfs.server.cluster
   - system.glusterfs.server.volume.aptly