Clean up the feature target by outsourcing the test to an own variable.
Change the print output and don't write to the build-details file.
This is in preparation for further changes.
Change-Id: I18fc27252afb49fa7d1f2787faee2b5b669275aa
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/58627
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
