rememberedSetObj missing accessor when inspecting object memory during Simulation

[hernanmd]

When inspecting the object memory under StackVM simulation launched with the following script:

| options stackInterpreterSimulator |

VMStackPages  initialize.
options := {
    #ObjectMemory -> #Spur64BitMemoryManager.
    #BytesPerWord -> 8
} asDictionary.

stackInterpreterSimulator := StackInterpreterSimulator newWithOptions: options.
stackInterpreterSimulator openOn: Smalltalk imagePath extraMemory: 100000.
stackInterpreterSimulator run.

Then in the Inspector tab click under "Entities" and the following window is opened: