Avoid reference counting operations on None, True, False in the interpreter

[hauntsaninja]

I believe since these are immortal, we now no longer need to incref and decref Py_None, Py_True and Py_False

Linked PRs

• gh-103906: Avoid refcount changes for True, False, None #103907
• GH-103906: Remove immortal refcounting in the interpreter #103909
• gh-103906: Remove immortal refcounting in compile/marshal.c #103922

[hugovk]

Is there anything left here, or can we close the issue? Thanks!