Enabling them causes firmware keyblock/preamble and/or body verification
failure. Hence disabling them to use software based verification.
Re-enable them once the issue is root-caused.
BUG=b:217414563
TEST=Build and boot to OS in Skyrim with PSP and x86 verstage.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: I7e259ae5d790977d08afcb0a77f8d4f38c85f39e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66134
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>