remove new lines

Author: arottier

dom.bs

@@ -3648,9 +3648,7 @@ run these steps:
       present,and <var>options</var>'s  {{MutationObserverInit/elementHasAttributeFilter}}
       contains any of the attributes in <var>nodeAttributesList</var>
     </ul>
-
     <p>then:
-
     <ol>
      <li><p><a for=queue>Enqueue</a> <var>record</var> node in <var>filterAddedNodes</var>
     </ol>