Fix typo (#5687)
Fix typo (#5687)

Fixed `include_docs_url` to be `include_docs_urls`
tomchristie/django-rest-framework,kgeorgy/django-rest-framework,tomchristie/django-rest-framework,kgeorgy/django-rest-framework,kgeorgy/django-rest-framework,tomchristie/django-rest-framework