there was a mismatch for the location of .build.timestamp.properties

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@466902 13f79535-47bb-0310-9956-ffa450edef68

src/etc/poms/ant/pom.xml

@@ -48,7 +48,7 @@
   </dependencies>
   <build>
     <filters>
-      <filter>.build.timestamp.properties</filter>
+      <filter>../../../../target/ant/.build.timestamp.properties</filter>
     </filters>
     <plugins>
       <plugin>