btsocket: Replace the shebang of setup.py with py3
Replace the shebang of setup.py with py3 to avoid the warning.
BUG=b:219620510
TEST=None
Change-Id: Icad31257b2815fc6f424fe4180d72ffe2ea27a2f
diff --git a/setup.py b/setup.py
index 509114d..9663bc5 100755
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2
+#!/usr/bin/env python3
# Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.