The set of locales available there seems different from what
the tests expect.

Tbr: ftang@chromium.org
Bug: v8:8413
Change-Id: Icd4a072d1a7199772b7713485a558c5db54fc30d
Reviewed-on: https://chromium-review.googlesource.com/c/1323914Reviewed-by: Adam Klein <adamk@chromium.org>
Commit-Queue: Adam Klein <adamk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57330}