soc/intel/xeon_sp: Rename nb_acpi.c to uncore_acpi.c

With newer xeon_sp processors, the concept of "north bridge" became
obsolete, instead uncore should be used. Therefore we use uncore_acpi.c
(instead of nb_acpi.c) going forward.

Change-Id: I91ec9023152996bf9f2300a369aff3c4f19d75fd
Signed-off-by: Johnny Lin <johnny_lin@wiwynn.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73696
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jonathan Zhang <jon.zhixiong.zhang@gmail.com>

src/soc/intel/xeon_sp/Makefile.inc

@@ -11,7 +11,7 @@ romstage-y += ../../../cpu/intel/car/romstage.c
 ramstage-y += uncore.c reset.c util.c lpc.c spi.c ramstage.c chip_common.c
 ramstage-y += memmap.c pch.c lockdown.c finalize.c
 ramstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_PMC) += pmc.c pmutil.c
-ramstage-$(CONFIG_HAVE_ACPI_TABLES) += nb_acpi.c acpi.c
+ramstage-$(CONFIG_HAVE_ACPI_TABLES) += uncore_acpi.c acpi.c
 ramstage-$(CONFIG_HAVE_SMI_HANDLER) += smmrelocate.c
 smm-y += smihandler.c pmutil.c
 postcar-y += spi.c