CORD-1010 refactor openstack synchronizer to use new_base

Change-Id: I4eb4e5131275faf69e1da05efc81a3d8d0d12296
diff --git a/xos/synchronizer/openstacksyncstep.py b/xos/synchronizer/openstacksyncstep.py
index 46056cf..49b4623 100644
--- a/xos/synchronizer/openstacksyncstep.py
+++ b/xos/synchronizer/openstacksyncstep.py
@@ -1,6 +1,6 @@
 import os
 import base64
-from synchronizers.base.syncstep import SyncStep
+from synchronizers.new_base.syncstep import SyncStep
 
 class OpenStackSyncStep(SyncStep):
     """ XOS Sync step for copying data to OpenStack