All boards using this code use i82371eb (that shares PCI ID with i82371ab).
Dropping the code lightens compressed ramstage by a few dozen bytes.
Change-Id: Iab1e83b8f5fff44a33619c7925e5448169a2a87c
Signed-off-by: Keith Hui <buurin@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38598
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>