Set EFI_ALLOC_ALIGN to 64 KB so that all allocations done by the stub
are naturally compatible with a 64 KB granule kernel.
Acked-by: NLeif Lindholm <leif.lindholm@linaro.org>
Tested-by: NLeif Lindholm <leif.lindholm@linaro.org>
Signed-off-by: NArd Biesheuvel <ard.biesheuvel@linaro.org>