This makes the cross{gcc,tools}-* targets build iasl again, without
building it many times for cross{gcc,tools}
Change-Id: I7546c2af5f7cce3a4f1a08f593fb5cbc675d69ad
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: https://review.coreboot.org/13564
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
3df9262b09