image_to_vm: Add --board

BUG=chromium:937821
TEST=./image_to_vm.sh

Change-Id: Ie79324cc0cc62afef5bc213d2fceb0287b884252
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/2275151
Reviewed-by: Achuith Bhandarkar <achuith@chromium.org>
Reviewed-by: Ben Pastene <bpastene@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Tested-by: Achuith Bhandarkar <achuith@chromium.org>
Commit-Queue: Achuith Bhandarkar <achuith@chromium.org>
1 file changed