Remove code examples for Python 3.8 in `cookie_params`

docs_src/cookie_params/tutorial001_an.py

@@ -1,11 +0,0 @@
-from typing import Union
-
-from fastapi import Cookie, FastAPI
-from typing_extensions import Annotated
-
-app = FastAPI()
-
-
-@app.get("/items/")
-async def read_items(ads_id: Annotated[Union[str, None], Cookie()] = None):
-    return {"ads_id": ads_id}

tests/test_tutorial/test_cookie_params/test_tutorial001.py

@@ -5,16 +5,15 @@ import pytest
 from dirty_equals import IsDict
 from fastapi.testclient import TestClient
 
-from ...utils import needs_py39, needs_py310
+from ...utils import needs_py310
 
 
 @pytest.fixture(
     name="mod",
     params=[
-        "tutorial001",
+        "tutorial001_py39",
         pytest.param("tutorial001_py310", marks=needs_py310),
-        "tutorial001_an",
+        "tutorial001_an_py39",
-        pytest.param("tutorial001_an_py39", marks=needs_py39),
         pytest.param("tutorial001_an_py310", marks=needs_py310),
     ],
 )