/etc/hosts updated

Change-Id: Ib51e7c7208ab72ff5bc219611451153b6a619b4b
diff --git a/classes/cluster/model_manager/model_manager/dashboard.yml b/classes/cluster/model_manager/model_manager/dashboard.yml
index 4e0e85e..4dbdcee 100644
--- a/classes/cluster/model_manager/model_manager/dashboard.yml
+++ b/classes/cluster/model_manager/model_manager/dashboard.yml
@@ -2,6 +2,7 @@
 - system.linux.system.repo.ubuntu
 - system.linux.system.repo.mcp.extra
 - system.linux.system.repo.saltstack.xenial
+- system.linux.network.hosts
 - system.model_manager.server.integration
 - cluster.model_manager.model_manager.identity
 - cluster.model_manager