This adds a getter for ordered property dictionaries of maps

Bug: v8:7569
Change-Id: I7e8668ec707734b97f41f1a85c70b00b3b10c981
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2465824
Commit-Queue: Frank Emrich <emrich@google.com>
Reviewed-by: Igor Sheludko <ishell@chromium.org>
Cr-Commit-Position: refs/heads/master@{#70617}