layerscape: gen_sdcard_head_img.sh: switch to /bin/sh

Nothing here needs bash.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
[add prefix to commit title]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

diff --git a/target/linux/layerscape/image/gen_sdcard_head_img.sh b/target/linux/layerscape/image/gen_sdcard_head_img.sh
index c7ecbb6883a81a7075a3c9ce11ff452c1bd5d5d0..08ab4497d5f13cff2673a10e1da5fbe47e89d0d8 100755 (executable)
--- a/target/linux/layerscape/image/gen_sdcard_head_img.sh
+++ b/target/linux/layerscape/image/gen_sdcard_head_img.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/sh
 #
 # Copyright 2018 NXP
 #