Fix shebang broken because of license header additions

Change-Id: Ib26f389ea22b7afa2028dfa0994e19276dd3429d
diff --git a/src/test/cordvtn/vtn-setup.sh b/src/test/cordvtn/vtn-setup.sh
index 889be9b..e89e16d 100644
--- a/src/test/cordvtn/vtn-setup.sh
+++ b/src/test/cordvtn/vtn-setup.sh
@@ -1,4 +1,4 @@
-
+#!/bin/bash
 # Copyright 2017-present Open Networking Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -14,7 +14,6 @@
 # limitations under the License.
 
 
-#!/bin/bash
 
 sudo brctl addbr fabric
 sudo ip link set fabric up