CORD-1083 move CordSubscriberRoot to rcord repo

Change-Id: I153668a67abcf0ab461b59ed3ed6a63afcf5f7c4
diff --git a/xos/tosca/resources/CORDUser.py b/xos/tosca/resources/CORDUser.py
index 4720b62..1534be8 100644
--- a/xos/tosca/resources/CORDUser.py
+++ b/xos/tosca/resources/CORDUser.py
@@ -1,5 +1,5 @@
 from core.models import User
-from services.volt.models import CordSubscriberRoot
+from services.rcord.models import CordSubscriberRoot
 
 from xosresource import XOSResource