minor typo in install.html

Submitted by: David Rees <d.rees.l@usa.net>


git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@268767 13f79535-47bb-0310-9956-ffa450edef68

docs/manual/install.html

@@ -146,7 +146,7 @@ build tasks you are interested in. These should either be available
 on the CLASSPATH or added to the <code>lib/optional</code>
 directory.
 See <a href="#librarydependencies">Library Dependencies</a>
-for for a list of jar requirements for various features.
+for a list of jar requirements for various features.
 Note that this will make the auxiliary jars
 available for the building of Ant only. For running Ant you will
 still need to