fixed error in patch committed yesterday.

Site Local with address no longer overwrites global without.

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@990692 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/HostInfo.java

@@ -195,7 +195,7 @@ public class HostInfo extends Task {
                 // address without hostname
                 if (best.isLoopbackAddress()
                         || best.isLinkLocalAddress()
-                        || !hasHostName(best)) {
+                        || (best.isSiteLocalAddress() && !hasHostName(best))) {
                     best = current;
                 }
             } else {