make_chroot: fix typo

The recentish rewrite here changed the check from $SUDO_HOME to $1
which doesn't make sense.  Change it back to $SUDO_HOME.

BUG=None
TEST=CQ passes

Change-Id: Idd8cb61cd1c671725608ad65fb8fc39fd91b03cd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/1838455
Reviewed-by: Matthew Blecker <matthewb@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Legacy-Commit-Queue: Commit Bot <commit-bot@chromium.org>
1 file changed