As part of chromium:942901, physical dev switch functionality is being deprecated. Remove remaining references as well as helper macros. BUG=chromium:942901 TEST=Build locally TEST=make clean && make test-abuild BRANCH=none Change-Id: Ib4eec083eb76d41b47685701f9394c684ddc6b37 Signed-off-by: Joel Kitching <kitching@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/32064 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-by: Julius Werner <jwerner@chromium.org>