soc/amd: move SMM finalization to common code

This adds the SMM finalization to Cezanne.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I1a2b433d92df2a76979e2e6a3d1dde996303ba78
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50801
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/amd/picasso/Makefile.inc

@@ -45,7 +45,6 @@ ramstage-y += reset.c
 ramstage-y += acp.c
 ramstage-y += sata.c
 ramstage-y += uart.c
-ramstage-y += finalize.c
 ramstage-y += soc_util.c
 ramstage-y += fsp_params.c
 ramstage-y += graphics.c