Per change in https://github.com/tc39/ecma402/pull/459/

Bug: v8:10732
Change-Id: I2ef21e8b450cbf9c61f987c61f3ba7d6959db81a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2309149Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#68976}

Also split out some order check tests.

Bug: v8:5751
Change-Id: I1765d1809b456c43e21d9a379f720a0ea12e794e
Reviewed-on: https://chromium-review.googlesource.com/c/1352283Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57988}