fixed a typo

changelog.html

@@ -63,7 +63,7 @@ Upcoming changes</a>
     If the JNLP-connected slave drops out without the master not noticing, allow the reconnection
     without rejecting it.
     (<a href="http://issues.jenkins-ci.org/browse/JENKINS-5055">issue 5055</a>)
-  <li class'major rfe'>
+  <li class='major rfe'>
     Fixed a trademark bug that caused a considerable fiasco by renaming to Jenkins
 </ul>
 <h3><a name=v1.395>What's new in 1.395</a> (2011/01/21)</h3>