psp_efs.h now has embedded_firmware struct which is copied from
amdfwtool. Remove psp_ef_table from psp_verstage and use it instead to
remove duplicates.
TEST=boot on zork and guybrush
Signed-off-by: Kangheui Won <khwon@chromium.org>
Change-Id: Ia362445cb7fc565b2d963f264461d833dc0338d0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58411
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>