Change the bash location generate_descriptor_pkg.sh

Change-Id: I04f1aae54fd3650e14560c241a5eb700b5a6909a
diff --git a/src/generate_descriptor_pkg.sh b/src/generate_descriptor_pkg.sh
index 8bc3a54..a91637d 100755
--- a/src/generate_descriptor_pkg.sh
+++ b/src/generate_descriptor_pkg.sh
@@ -1,4 +1,4 @@
-#! /usr/bin/bash
+#!/bin/bash
 #
 #   Copyright 2016 RIFT.IO Inc
 #