[Typing-sig] Could we add frozen_default to "PEP 681 – Data Class Transforms"?

The parameters provide various defaults: https://peps.python.org/pep-0681/#dataclass-transform-parameters However, frozen dataclasses are very popular when working with Jax (flax.struct.dataclass, and tjax.dataclass). Could we add `frozen_default` analogous to the other defaulted parameters?