Also access the DescriptorArray through GetPropertyDetails concurrently
if the FLAG_turbo_direct_heap_access is on.

Bug: v8:7790
Change-Id: I13d12786399443ca1590dd87da7f371720acaa18
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2640421
Commit-Queue: Santiago Aboy Solanes <solanes@chromium.org>
Reviewed-by: Georg Neis <neis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#72290}