Add a missing section terminator.

git-svn-id: http://root.cern.ch/svn/root/trunk@34167 27541ba8-7e3a-0410-8455-c3a389f83636

tree/doc/v528/index.html

@@ -48,3 +48,4 @@ to the original value of the AutoSave interval.</li>
 <li>Insured that the generated histogram as an integral bin width when plotting a string or integer.</li>
 <li>Improved the output of TTree::Scan by inserting a blank space whenever a value is not available because there is no proper row in a friend.
 (Previously it was re-printing the previous value).  This required changes in </li>
+</ul>