Add missing license header in test_version.py

Change-Id: I769511e1cb099f89b000f550b04bd5c9c9dc7f89
Signed-off-by: Thanh Ha <[email protected]>

tests/test_version.py

@@ -1,3 +1,14 @@
+# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: EPL-1.0
+##############################################################################
+# Copyright (c) 2017 The Linux Foundation and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+##############################################################################
+
 import difflib
 from distutils import dir_util
 import filecmp