typo

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@272414 13f79535-47bb-0310-9956-ffa450edef68

docs/manual/toc.html

@@ -20,7 +20,7 @@
 <a href="developlist.html" target="navFrame">Developing with Ant</a><br>
 <a href="api/index.html" target="_top">Ant API</a><br>
 <a href="LICENSE">License</a><br>
-<a href="feedback.html">Feedback and Troubeshooting</a><br>
+<a href="feedback.html">Feedback and Troubleshooting</a><br>
 <br>
 <a href="credits.html">Authors</a><br>