Remove vestige of Nutch's build.xml so that nightly target will run.

git-svn-id: https://svn.apache.org/repos/asf/lucene/hadoop/trunk@375340 13f79535-47bb-0310-9956-ffa450edef68

build.xml

@@ -246,7 +246,6 @@
     </copy>
 
     <copy todir="${dist.dir}/" file="build.xml"/>
-    <copy todir="${dist.dir}/" file="default.properties"/>
 
   </target>