Fix typo in whatsnew.htm (#393)

whatsnew.htm

@@ -30,7 +30,7 @@ For conditions of distribution and use, see <a href="https://jrsoftware.org/file
 
 <p><a name="6.1.3"></a><span class="ver">6.1.3-dev </span><span class="date">(?)</span></p>
 <ul>
-  <li>Pascal Scripting change: Added new <tt>ItemFontStyle</tt> and <tt>SubItemFontStyle</tt> properties to the <tt/>TNewCheckListBox</tt> support class. See the <i><a href="https://jrsoftware.github.io/issrc/Examples/CodeClasses.iss">CodeClasses.iss</a></i> example script for an example.</li>
+  <li>Pascal Scripting change: Added new <tt>ItemFontStyle</tt> and <tt>SubItemFontStyle</tt> properties to the <tt>TNewCheckListBox</tt> support class. See the <i><a href="https://jrsoftware.github.io/issrc/Examples/CodeClasses.iss">CodeClasses.iss</a></i> example script for an example.</li>
   <li>Compiler IDE change: <i>Fix:</i> Autocomplete support for event functions listed some procedures as functions.</li>
 </ul>