Skip over DCHECK in fuzzing that is always checked later by getting the
value from a Maybe object.

Bug: chromium:1359230, chromium:1360735
Change-Id: I9512e27fdeb1d6919e24bd631ae2caece7aed466
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3874934
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Samuel Groß <saelo@chromium.org>
Cr-Commit-Position: refs/heads/main@{#83075}