removed Jaxen from NOTICE, poi-ooxml doesn't depend on it since 3.5-beta4

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@731946 13f79535-47bb-0310-9956-ffa450edef68

legal/NOTICE

@@ -17,8 +17,6 @@ own licensing:
       Apache Licence Version 2.0 - http://www.apache.org/licenses/LICENSE-2.0
  * DOM4J - http://www.dom4j.org/
       BSD Licence - http://www.dom4j.org/license.html
- * Jaxen - http://jaxen.org/
-      Apache Style Licence - http://jaxen.org/license.html
  * OpenXml4J - http://www.openxml4j.org/
       BSD Licence or Apache Licence Version 2.0 - 
          http://www.openxml4j.org/Licensing/Default.html