at91: gen_at91_sdcard_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/at91/image/gen_at91_sdcard_img.sh b/target/linux/at91/image/gen_at91_sdcard_img.sh
index 4eb30fa790d04f16584f0a03af375f62ad8899aa..5171b6723ec200a6968b10ac0fe57bfcd0f5da7e 100755 (executable)
--- a/target/linux/at91/image/gen_at91_sdcard_img.sh
+++ b/target/linux/at91/image/gen_at91_sdcard_img.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/sh
 
 #
 # Copyright (C) 2017 OpenWrt.org