board_status: use command -v over which(1)

The script is pretty linux specific as-is, but more portability won't hurt.

Change-Id: I33e18606bea4e23043d748e3fe66a345e720d389
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/11151
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
1 file changed