The bulk-memory tests changed with recent proposal changes: OOB
accesses of size 0 cause traps now.

R=thibaudm@chromium.org
CC=​emcziegler@chromium.org

Change-Id: Id3f74373839434a61d3bf346a12146aa77894a8a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1940159Reviewed-by: Thibaud Michaud <thibaudm@chromium.org>
Commit-Queue: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65245}