Update test_licenses.py
updated review comments
# -*- coding: utf-8 -*-
###
-# (C) Copyright (2012-2017) Hewlett Packard Enterprise Development LP
+# (C) Copyright (2012-2018) Hewlett Packard Enterprise Development LP
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the 'Software'), to deal
