CORD-1908: cleanup VSG service

Change-Id: Ib7fa0a68dbba185b30d7cd1ea1b425ad3d33a8d3
diff --git a/xos/vsg.xproto b/xos/vsg.xproto
index 72e7b1b..55985b7 100644
--- a/xos/vsg.xproto
+++ b/xos/vsg.xproto
@@ -13,8 +13,8 @@
 }
 
 
-message VSGTenant (TenantWithContainer){
-    option verbose_name = "vSG Tenant";
+message VSGServiceInstance (TenantWithContainer){
+    option verbose_name = "vSG Service Instance";
     
     optional string last_ansible_hash = 1 [db_index = False, max_length = 128, null = True, content_type = "stripped", blank = True];
 }