Adopt PR feedback

Co-authored-by: Luke Wagner <mail@lukewagner.name>

Author: lann

wit-0.3.0-draft/worlds.wit

@@ -37,8 +37,8 @@ world service {
 /// Requests to another handler.
 /// 
 /// Components may implement this world to allow them to participate in handler
-/// "chains" where a Request flows through handlers on its way to some terminal
-/// `service` and corresponding Responses flow in the opposite direction.
+/// "chains" where a `request` flows through handlers on its way to some terminal
+/// `service` and corresponding `response` flows in the opposite direction.
 world middleware {
   include service;
   import handler;