[PATCH] doc: Remove obsolete doc/README.nand-boot-ppc440

[Thomas Huth]

On 21/10/2021 07.20, Stefan Roese wrote:
> The PPC440 support has been removed in commit 98f705c9ce
> ("powerpc: remove 4xx support"). This patch removes this obsolete
> file as well.
> 
> Signed-off-by: Stefan Roese <sr at denx.de>
> Cc: Heinrich Schuchardt <xypron.glpk at gmx.de>
> Cc: Thomas Huth <thuth at redhat.com>
> ---
>   doc/README.nand-boot-ppc440 | 60 -------------------------------------
>   1 file changed, 60 deletions(-)
>   delete mode 100644 doc/README.nand-boot-ppc440

Reviewed-by: Thomas Huth <thuth at redhat.com>