ruff: Fix UP035 Import from collections.abc, typing instead.

Signed-off-by: Anders Kaseorg <anders@zulip.com>

zerver/openapi/python_examples.py

@@ -15,9 +15,10 @@
 import json
 import os
 import sys
+from collections.abc import Callable
 from email.headerregistry import Address
 from functools import wraps
-from typing import Any, Callable, TypeVar
+from typing import Any, TypeVar
 
 from typing_extensions import ParamSpec
 from zulip import Client