Adding missing shebang

ad3a016e · Jean-Michel · f91d2fd3 · ad3a016e
Commit ad3a016e authored 5 years ago by Jean-Michel
--- a/setup.sh
+++ b/setup.sh
+#!/usr/bin/env bash
 # Copyright 2019 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");