[compiler-rt] Use portable "#!/usr/bin/env bash" shebang for tests. am: 634351b545

Original change: https://android-review.googlesource.com/c/platform/external/gwp_asan/+/1836413

Change-Id: I74b99340cb607f4ecafd342835dde5674ef66b69
diff --git a/gwp_asan/scripts/symbolize.sh b/gwp_asan/scripts/symbolize.sh
index 6974ee8..0027fa0 100755
--- a/gwp_asan/scripts/symbolize.sh
+++ b/gwp_asan/scripts/symbolize.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # The lines that we're looking to symbolize look like this:
   #0 ./a.out(_foo+0x3e6) [0x55a52e64c696]