release.py - Add missing setuptools arg to prepare (#83887)

* release.py - Add missing setuptools arg to prepare

This allows the prepare command to accept the `--no-setuptools` argument.

It also fixes a traceback when using the `prepare` command.

* Use a more accurate type hint

packaging/release.py

@@ -1244,7 +1244,7 @@ def check_state(allow_stale: bool = False) -> None:
 
 # noinspection PyUnusedLocal
 @command
-def prepare(final: bool = False, pre: str | None = None, version: str | None = None) -> None:
+def prepare(final: bool = False, pre: str | None = None, version: str | None = None, setuptools: bool | None = None) -> None:
     """Prepare a release."""
     command.run(
         update_version,