add encoding header

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@22220 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Security/tests/testERP5Security.py

 ##############################################################################
-#
+# -*- coding: utf8 -*-
 # Copyright (c) 2004 Nexedi SARL and Contributors. All Rights Reserved.
 #                                    Jerome Perrin <jerome@nexedi.com>
 #