Fix typo

Author: markafoltz

index.html

@@ -1183,8 +1183,8 @@ <h4>
             </dd>
           </dl>
           <ol>
-            <li>Run the following steps <a>in parallel</a>
-            </li>.
+            <li>Run the following steps <a>in parallel</a>.
+            </li>
             <li>Let <var>presentationUrls</var> be the <a>presentation request
             URLs</a> of <var>presentationRequest</var>.
             </li>