- Stack adjustment was in slots, when it should be in bytes.

Bug: v8:11391
Change-Id: Ia791f2b637337279be62d66377f9b5be35f31839
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2674062Reviewed-by: Zhi An Ng <zhin@chromium.org>
Commit-Queue: Bill Budge <bbudge@chromium.org>
Cr-Commit-Position: refs/heads/master@{#72515}