Modify the sh-bang to run out-of-the-box for FreeBSDes.

llvm-svn: 155230
diff --git a/llvm/utils/release/findRegressions-simple.py b/llvm/utils/release/findRegressions-simple.py
index 7586231..8d3b4cf 100755
--- a/llvm/utils/release/findRegressions-simple.py
+++ b/llvm/utils/release/findRegressions-simple.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 import re, string, sys, os, time, math
 
 DEBUG = 0