It should delegate to VisitLdaContextSlot.

Bug: v8:7700
Change-Id: I1591594648cfb038abccabb46a20c1b0c23b07a6
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3602512
Auto-Submit: Leszek Swirski <leszeks@chromium.org>
Reviewed-by: Victor Gomes <victorgomes@chromium.org>
Commit-Queue: Victor Gomes <victorgomes@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80117}