updated cassandra_hosts.py

installations/dc1/installation.yml

diff --git a/installations/dc1/installation.yml b/installations/dc1/installation.yml
index 0c66452..bb4f7b7 100644
--- a/installations/dc1/installation.yml
+++ b/installations/dc1/installation.yml
@@ -33,8 +33,8 @@
     jdk_version: '1.8'
   tags:
   - ms
-- include: configuration/opdk-set-reachable.yml
 
+- include: configuration/opdk-set-reachable.yml
   vars:
     hosts: 'dc-1-rmp'
     reachability: 'false'