[CORD-1650]
Update TOSCA/variables to work with bridge/bond refactor

Change-Id: Ifdbdeee1b6281bed94eac26d4e7f89371768b5e4
diff --git a/templates/vnaasglobal-service-reference.yaml.j2 b/templates/vnaasglobal-service-reference.yaml.j2
index 1fbf3d9..4c0ed98 100644
--- a/templates/vnaasglobal-service-reference.yaml.j2
+++ b/templates/vnaasglobal-service-reference.yaml.j2
@@ -1,3 +1,4 @@
+---
 {#
 Copyright 2017-present Open Networking Foundation
 
@@ -19,7 +20,7 @@
 imports:
    - custom_types/vnaas.yaml
 
-description: vnaasglobal services, generated by platform-install
+description: vnaasglobal services, generated by ecord profile
 
 topology_template:
   node_templates: