Add frozen_default to dataclass_transform (#9756)

stdlib/typing_extensions.pyi

@@ -226,6 +226,7 @@ else:
         eq_default: bool = True,
         order_default: bool = False,
         kw_only_default: bool = False,
+        frozen_default: bool = False,
         field_specifiers: tuple[type[Any] | Callable[..., Any], ...] = ...,
         **kwargs: object,
     ) -> IdentityFunction: ...