Unifies various operators for dynamic map checks with the naming
scheme of DynamicCheckMaps (to be similar to CheckMaps.

BUG=v8:10582

Change-Id: I8ac842f55fe31cdc7b84968d077017a86ddf4442
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2567952
Auto-Submit: Ross McIlroy <rmcilroy@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#71559}