hooks: add net-wireless/wpantund to the / exception

BUG=b:150613151
TEST=build_packages now succeeds

Change-Id: I9e2b83dda601e42b98463e36138f6622cc574366
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/2084938
Tested-by: Aileen Cheng <chengaileen@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed