Correcting inadvertent indent edit

Author: jimevanssfdc

index.html

@@ -10652,7 +10652,7 @@ <h2>Index</h2>
   in the Document Object Model specification: [[DOM]]
   <ul>
    <!-- textContent attribute --> <li><dfn data-lt=textContent><a href=https://dom.spec.whatwg.org/#dom-node-textcontent><code>textContent</code> attribute</a></dfn>
-   </ul>
+  </ul>
 
  <dd><p>The following terms are defined in
   the DOM Parsing and Serialization specification: [[DOM-PARSING]]