Feedback vector allocation can trigger a GC, and thereby make the
WasmCompileLazyFrame visible for the GC. This CL add stack scanning
for the WasmCompileLazyFrame.

Design doc: http://doc/1peovM6N6C4nSEdC77l4uxU1L0njA0RTaOjy5F12r2CQ

Change-Id: Iec16f50ad2c8ad7e6dcf05f9e620163d3b60ea0a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3789516Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/main@{#82119}