[U-Boot] [PATCH v2] mx28: Fix elftosb source link in README.mx28_common

[Marek Vasut]

Hi Anatolij,

> Hi Anatolij,
> 
> > The documented link to elftosb package tarball is not accessible,
> > change to another working link.
> > 
> > Signed-off-by: Anatolij Gustschin <agust at denx.de>
> > Cc: Otavio Salvador <otavio at ossystems.com.br>
> > Cc: Marek Vasut <marek.vasut at gmail.com>
> > Cc: Fabio Estevam <festevam at gmail.com>
> > Acked-by: Otavio Salvador <otavio at ossystems.com.br>
> 
> Acked-by: Detlev Zundel <dzu at denx.de>

Acked-by: Marek Vasut <marex at denx.de>
 
> Thanks Anatolij!
>   Detlev

Thanks Anatolij!
  Marek