Marking V8_DEPRECATE_SOON from versions <= v9.1 as V8_DEPRECATED.

Drive-by-fix:
- list_deprecated.py handles non-committed deprecations

Bug: v8:11165
Change-Id: I432e401d9d8d131d423c6a58ff9694abce87cef7
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3085275Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#76213}