This build flag was removed in https://crrev.com/c/3314864.

Bug: v8:12470
Change-Id: I365a1914ff096d07ae41d8bf35150615a9c91736
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3676853
Commit-Queue: Dominik Inführ <dinfuehr@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80968}