MiscField was still used in places where it should be replaced with the
new AccessModeField, to avoid conflicts with the LaneSizeField.
LaneSizeField is only used on arm64, but update other architectures too
for consistency.

Bug: v8:11098
Change-Id: Ib012ab7b1243f3bd586a8d824ca686d914f482bb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2658322Reviewed-by: Nico Hartmann <nicohartmann@chromium.org>
Commit-Queue: Thibaud Michaud <thibaudm@chromium.org>
Cr-Commit-Position: refs/heads/master@{#72424}