Update index.html

Author: patrickhlauke

index.html

@@ -2241,7 +2241,7 @@ <h2 id="docconformance">
                 <a><strong class="nosupport">no `role`</strong></a>
               </p>
               <p>
-                Otherwise, if the `label` is not associted with an element then <a><strong>any `role`</strong></a> 
+                Otherwise, if the `label` is not associted with an element then <a><strong>any `role`</strong></a>, 
                 though <code><a href="#index-aria-generic">generic</a></code> SHOULD NOT be used.
               </p>
               <p><a>Naming Prohibited</a> if exposed as the `generic` role, or if exposed as another role which prohibits naming.</p>