the_hole_value is in ReadOnlyRoots and we don't need write barriers
for it.

Change-Id: Iebdac2e6a2c0f594445e80cfd016dda351a66f98
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2787486Reviewed-by: Sathya Gunasekaran  <gsathya@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#73711}