ifdtool: use max_regions to reflect ifd header version

Change-Id: I71a12235196d478673d2816a9ee64f1373f3a63d
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
Reviewed-on: https://review.coreboot.org/16935
Tested-by: build bot (Jenkins)
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@googlemail.com>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
1 file changed