Drop redundant "update attributes from data"

Author: foolip

dom.bs

@@ -8601,8 +8601,6 @@ constructor steps are:
 
  <li><p><a for=ProcessingInstruction>Initialize</a> <a>this</a> with <var>target</var> and
  <var>data</var>.
-
- <li><p><a>Update attributes from data</a> given <a>this</a>.
 </ol>
 </div>