Timezone must be set when running tests

review1139002

trytond/tests/test_tryton.py

@@ -38,6 +38,7 @@ if __name__ == '__main__':
 from trytond.config import CONFIG
 CONFIG['db_type'] = 'sqlite'
 CONFIG.update_etc(_CONFIGFILE)
+CONFIG.set_timezone()
 if not CONFIG['admin_passwd']:
     CONFIG['admin_passwd'] = 'admin'