Fix typo: 'what' to 'that' (#6437)

jhtimmins · carltongibson · commit 7c6e34c14f54 · 2019-02-02T14:49:58.000+01:00
diff --git a/docs/api-guide/requests.md b/docs/api-guide/requests.md
@@ -50,7 +50,7 @@ The request exposes some properties that allow you to determine the result of th
 
 ## .accepted_renderer
 
-The renderer instance what was selected by the content negotiation stage.
+The renderer instance that was selected by the content negotiation stage.
 
 ## .accepted_media_type
 
