not needed variable declaration

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1547290 13f79535-47bb-0310-9956-ffa450edef68

archiva-modules/archiva-base/archiva-proxy/src/main/java/org/apache/archiva/proxy/DefaultRepositoryProxyConnectors.java

@@ -798,7 +798,6 @@ public class DefaultRepositoryProxyConnectors
 
         try
         {
-            Wagon wagon = null;
 
             transferResources( connector, remoteRepository, tmpMd5, tmpSha1, tmpResource, url, remotePath, resource,
                                workingDirectory, repository );