Only headers from firmware/lib should be imported. As far as I can tell, nothing imports 2lib headers directly anymore, so we can get rid of this CFLAG. BUG=b:124141368, chromium:968464 TEST=make clean && make test-abuild BRANCH=none Change-Id: Ie5f3fe1d0180113b332e57ed07d4cfe563e7ecf2 Signed-off-by: Joel Kitching <kitching@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/37786 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>