nb/intel/sandybridge: Deduplicate report_memory_config

Use the version from native raminit, as it takes the reference clock
into account.

Change-Id: I00e979bec236167d22561e3eb44b30b4a34ad663
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39622
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/northbridge/intel/sandybridge/Makefile.inc b/src/northbridge/intel/sandybridge/Makefile.inc
index 5fb9fdb..7718bf9 100644
--- a/src/northbridge/intel/sandybridge/Makefile.inc
+++ b/src/northbridge/intel/sandybridge/Makefile.inc
@@ -29,6 +29,7 @@
 romstage-y += common.c
 smm-y += common.c
 
+romstage-y += raminit_shared.c
 ifeq ($(CONFIG_USE_NATIVE_RAMINIT),y)
 romstage-y += early_dmi.c
 romstage-y += raminit.c