[U-Boot] [imx/next V2] tools: imx8m_image: use bash

[Jon Nettleton]

On Wed, Dec 12, 2018 at 2:54 AM Peng Fan <peng.fan at nxp.com> wrote:
>
> travis-ci reports
> "tools/imx8m_image.sh: 15: [: signed_hdmi_imx8m.bin: unexpected operator"
> After use bash, no error, so use bash instead of sh.
>
> Signed-off-by: Peng Fan <peng.fan at nxp.com>
> ---
>  tools/imx8m_image.sh | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/imx8m_image.sh b/tools/imx8m_image.sh
> index 6346fb64d8..0e9df4763c 100755
> --- a/tools/imx8m_image.sh
> +++ b/tools/imx8m_image.sh
> @@ -1,4 +1,4 @@
> -#!/bin/sh
> +#!/bin/bash
>  # SPDX-License-Identifier: GPL-2.0+
>  #
>  # script to check whether the file exists in imximage.cfg for i.MX8M

We have a patch that fixes this to work with sh, dash, and bash if you prefer.