langref: whitespace cleanup

doc/langref.html.in

@@ -6833,7 +6833,7 @@ coding style.
         <li>utils, misc, or somebody's initials</li>
       </ul>
       <p>Everything is a value, all types are data, everything is context, all logic manages state.
-      Nothing is communicated by using a word that applies to all types.</p> 
+      Nothing is communicated by using a word that applies to all types.</p>
       <p>Temptation to use "utilities", "miscellaneous", or somebody's initials
       is a failure to categorize, or more commonly, overcategorization. Such
       declarations can live at the root of a module that needs them with no