📝 Update includes for docs/en/docs/how-to/conditional-openapi.md (#12624)

docs/en/docs/how-to/conditional-openapi.md

@@ -29,9 +29,7 @@ You can easily use the same Pydantic settings to configure your generated OpenAP
 
 For example:
 
-```Python hl_lines="6  11"
-{!../../docs_src/conditional_openapi/tutorial001.py!}
-```
+{* ../../docs_src/conditional_openapi/tutorial001.py hl[6,11] *}
 
 Here we declare the setting `openapi_url` with the same default of `"/openapi.json"`.