remove dependency

Change-Id: Ia5e8615a099d976fa46b8e436805834799f862f4
diff --git a/metadata.yml b/metadata.yml
index b65df52..c7e6b3b 100644
--- a/metadata.yml
+++ b/metadata.yml
@@ -1,6 +1,3 @@
 name: "neutron"
 version: "2016.4.1"
 source: "https://github.com/openstack/salt-formula-neutron"
-dependencies:
-- name: opencontrail
-  source: "https://github.com/openstack/salt-formula-opencontrail"
\ No newline at end of file