Users in service group should not have email addresses

Change-Id: Ieed9dffce5cf1e735e482dd3494ac1e103b50955
Closes-Bug: 1185201
Signed-off-by: Gael Chamoulaud <gchamoul@redhat.com>
diff --git a/lib/neutron b/lib/neutron
index 8b883b1..5ceeb62 100644
--- a/lib/neutron
+++ b/lib/neutron
@@ -362,7 +362,7 @@
     if [[ "$ENABLED_SERVICES" =~ "q-svc" ]]; then
 
         NEUTRON_USER=$(get_or_create_user "neutron" \
-            "$SERVICE_PASSWORD" $SERVICE_TENANT "neutron@example.com")
+            "$SERVICE_PASSWORD" $SERVICE_TENANT)
         get_or_add_user_role $ADMIN_ROLE $NEUTRON_USER $SERVICE_TENANT
 
         if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then