Fixing olt unit tests

Change-Id: I41c7d9e8a9f7c4dbc95dea1a4419f1cee9cd4a1e
diff --git a/xos/synchronizer/steps/test_sync_volt_service_instance.py b/xos/synchronizer/steps/test_sync_volt_service_instance.py
index 7a41c1d..492b4fc 100644
--- a/xos/synchronizer/steps/test_sync_volt_service_instance.py
+++ b/xos/synchronizer/steps/test_sync_volt_service_instance.py
@@ -36,8 +36,7 @@
 
         from xossynchronizer.mock_modelaccessor_build import mock_modelaccessor_config
         mock_modelaccessor_config(test_path, [("olt-service", "volt.xproto"),
-                                              ("vsg", "vsg.xproto"),
-                                              ("rcord", "rcord.xproto"), ])
+                                              ("rcord", "rcord.xproto")])
 
         import xossynchronizer.modelaccessor
         reload(xossynchronizer.modelaccessor)  # in case nose2 loaded it in a previous test