[external][toolchain-utils] don't explicitly specify python2
am: 171db2a26f

Change-Id: Icfb67c82c9b43e23f7bbbfcfc6a6ef5ce7c74145
diff --git a/compiler_wrapper/build.py b/compiler_wrapper/build.py
index 6b64771..763b3e6 100755
--- a/compiler_wrapper/build.py
+++ b/compiler_wrapper/build.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 # Copyright 2019 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be