[dom] Remove 'tentative' from AbortSignal.any() WPT test file name

s/abort-signal-any.tentative.any.js/abort-signal-any.any.js in
preparation for landing the PR.

Bug: 1323391
Change-Id: I981daef4eef9377dfc5b681ba86563ef2de53c41
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4495130
Reviewed-by: Joey Arhar <jarhar@chromium.org>
Commit-Queue: Scott Haseley <shaseley@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1137974}