arguments[i] already returns undefined if arguments is not large
enough.

BUG=v8:10468

Change-Id: I0755014d0f1b61d5e3e2069ef4d14a9b51f2ebee
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2170092Reviewed-by: Igor Sheludko <ishell@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Marja Hölttä <marja@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67467}