remove example script

files/scripts/example.sh

@@ -1,10 +0,0 @@
-#!/usr/bin/env bash
-
-# Tell this script to exit if there are any errors.
-# You should have this in every custom script, to ensure that your completed
-# builds actually ran successfully without any errors!
-set -oue pipefail
-
-# Your code goes here.
-echo 'This is an example shell script'
-echo 'Scripts here will run during build if specified in recipe.yml'