lib: add stub for fw_config_get_field

Return UNDEFINED_FW_CONFIG with disabled fw_config.

Signed-off-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Change-Id: I0d31ff3ba7706039c622bd1ec825d216a0f21fe4
Reviewed-on: https://review.coreboot.org/c/coreboot/+/71176
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Ivy Jian <ivy.jian@quanta.corp-partner.google.com>

0 files changed, 0 insertions, 0 deletions