[U-Boot] [U-Boot, v4, 06/16] efi: sandbox: Add required linker sections

[Alexander Graf]

> The EFI loader code requires certain linker sections to exist. Add these
> for sandbox so that the EFI loader code will link.
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>

Thanks, applied to efi-next

Alex