[CORD-2791] Rename Rename VOLTTenant in VOLTServiceInstance

Change-Id: Ifc90f20653e9a9970a78d5abb9e6d5f6fd4bb954
diff --git a/xos/synchronizer/model_policies/test_model_policy_rcordsubscriber.py b/xos/synchronizer/model_policies/test_model_policy_rcordsubscriber.py
index ea88667..eb89d2a 100644
--- a/xos/synchronizer/model_policies/test_model_policy_rcordsubscriber.py
+++ b/xos/synchronizer/model_policies/test_model_policy_rcordsubscriber.py
@@ -108,7 +108,7 @@
         si.owner = owner
 
         with patch.object(owner.subscribed_dependencies, 'all', MagicMock(return_value=[MockLink()])), \
-             patch.object(VOLTTenant, "save", autospec=True) as save_volt, \
+             patch.object(VOLTServiceInstance, "save", autospec=True) as save_volt, \
              patch.object(ServiceInstanceLink, "save", autospec=True) as save_link:
             self.policy.handle_create(si)
             self.assertEqual(save_link.call_count, 1)