[coreboot] Broken include paths

[Nils]

Myles wrote:
>Linux does it that way.  It keeps all of the architecture-specific
>code and includes under arch/
>
>include_path.diff: fix the ones that are broken for me.
>include_path2.diff: fix the ones that look identical but work anyway.
>include_path3.diff: fix <../path/file.h> to be "../../../path/file.h"
>to make it obvious that they're not in src/include
>
>Abuild tested.
>
>Signed-off-by: Myles Watson <mylesgw at gmail.com>

I like that.

Acked-by: Nils Jacobs <njacobs8 at hetnet.nl>

Thanks,Nils.