typo

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@306779 13f79535-47bb-0310-9956-ffa450edef68

fetch.xml

@@ -2,7 +2,7 @@
 
 <!--
   =======================================================================
-    Build file to fetch optiona libraries for Apache Ant
+    Build file to fetch optional libraries for Apache Ant
 
    Copyright (c) 2005 The Apache Software Foundation.  All rights
    reserved.