This reverts commit 57ae048b.

Reason for revert: bug fixed in https://chromium-review.googlesource.com/c/v8/v8/+/2706353

Original change's description:
> [test] Disable tests failing with new msan roll
>
> Temporarily disable these tests failing on msan builds after latest
> roll:
> - test262/intl402/DateTimeFormat/timezone-invalid
> - intl/regress-364374
> - mjsunit/regress/regress-crbug-627935
>
> No-Try: true
> No-Tree-Checks: true
> Bug: v8:11438
> Change-Id: I4a7755f9f65b2e9a12463c9e12fbbe39d3f5efb2
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2692188
> Reviewed-by: Clemens Backes <clemensb@chromium.org>
> Commit-Queue: Clemens Backes <clemensb@chromium.org>
> Auto-Submit: Nico Hartmann <nicohartmann@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#72691}

Bug: v8:11438
Change-Id: Iaca0a401a2c6d89e1bc8292ad41ae0086943c635
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2724862Reviewed-by: Clemens Backes <clemensb@chromium.org>
Reviewed-by: Nico Hartmann <nicohartmann@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#73115}