Fix typo at docstring

rest_framework/settings.py

@@ -9,7 +9,7 @@ REST_FRAMEWORK = {
     )
     'DEFAULT_PARSER_CLASSES': (
         'rest_framework.parsers.JSONParser',
-        'rest_framework.parsers.TemplateHTMLRenderer',
+        'rest_framework.parsers.TemplateHTMLParser',
     )
 }