Use highest versions of files for `app02` in `settings.md`

docs/en/docs/advanced/settings.md

@@ -148,7 +148,7 @@ This could be especially useful during testing, as it's very easy to override a
 
 Coming from the previous example, your `config.py` file could look like:
 
-{* ../../docs_src/settings/app02/config.py hl[10] *}
+{* ../../docs_src/settings/app02_an_py39/config.py hl[10] *}
 
 Notice that now we don't create a default instance `settings = Settings()`.
 
@@ -174,7 +174,7 @@ And then we can require it from the *path operation function* as a dependency an
 
 Then it would be very easy to provide a different settings object during testing by creating a dependency override for `get_settings`:
 
-{* ../../docs_src/settings/app02/test_main.py hl[9:10,13,21] *}
+{* ../../docs_src/settings/app02_an_py39/test_main.py hl[9:10,13,21] *}
 
 In the dependency override we set a new value for the `admin_email` when creating the new `Settings` object, and then we return that new object.