The concurrent marker needs an override for JSObject subclasses with
their own visitor id and body descriptor. Implement the missing
VisitJSSynchronizationPrimitive.

Bug: v8:13214
Change-Id: Ie4f64e2b4e9b211f9661da75bf8d2d012f8d16ac
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3846320Reviewed-by: Dominik Inführ <dinfuehr@chromium.org>
Auto-Submit: Shu-yu Guo <syg@chromium.org>
Commit-Queue: Shu-yu Guo <syg@chromium.org>
Cr-Commit-Position: refs/heads/main@{#82634}