Default free threaded off

Signed-off-by: Bernát Gábor <[email protected]>

Author: gaborbernat

src/tox/tox_env/python/api.py

@@ -7,6 +7,7 @@
 import sys
 import sysconfig
 from abc import ABC, abstractmethod
+from dataclasses import dataclass
 from pathlib import Path
 from typing import TYPE_CHECKING, Any, List, NamedTuple, cast
 
@@ -27,14 +28,15 @@ class VersionInfo(NamedTuple):
     serial: int
 
 
+@dataclass(frozen=True)
 class PythonInfo(NamedTuple):
     implementation: str
     version_info: VersionInfo
     version: str
-    free_threaded: bool
     is_64: bool
     platform: str
     extra: dict[str, Any]
+    free_threaded: bool = False
 
     @property
     def version_no_dot(self) -> str: