Performing the "swap with TypeCast" input optimization causes inconsistent
types for unreachable AssertNonNull instructions (that should inherit that
TypeCast's <bot> type).

Fixed: v8:12945
Change-Id: Ie51cd6531267a2828c6aac92948edda5c2a5db37
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3693708
Commit-Queue: Manos Koukoutos <manoskouk@chromium.org>
Auto-Submit: Jakob Kummerow <jkummerow@chromium.org>
Reviewed-by: Manos Koukoutos <manoskouk@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80989}