For platforms using X2APIC mode add SRAT x2APIC table generation. This allows to setup proper SRAT tables. Change-Id: If78c423884b7ce9330f0f46998ac83da334ee26d Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/73365 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>