Updates shebang for python script of test_driver (#1975)

Add `#!usr/bin/env python` to be executed by python, not bash

Signed-off-by: Seok NamKoong <sk.namkoong@samsung.com>

diff --git a/tools/test_driver/py/test_driver.py b/tools/test_driver/py/test_driver.py
index 8688939..e10435b 100755 (executable)
--- a/tools/test_driver/py/test_driver.py
+++ b/tools/test_driver/py/test_driver.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 # Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
 #
 # Licensed under the Apache License, Version 2.0 (the "License");