Now that we loop the entire polymorphic weak fixed array, there's
no need to reorder the deprecated maps.

Bug: v8:10582
Change-Id: Icf03d6c0ada34f385ffb747c7246c79f7341106d
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2530875Reviewed-by: Mythri Alle <mythria@chromium.org>
Commit-Queue: Sathya Gunasekaran  <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#71144}