This CL removes Assember::stop invoking's dead argument accordingly
(https://chromium-review.googlesource.com/c/v8/v8/+/1692925).

R=clemensh@chromium.org, xwafish@gmail.com

Change-Id: I9f4d91f15e3bc9e56815a328326997a273e42fee
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1699841Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62675}