Supports downlink trace functionality in OpenstackNetworkingUI

Change-Id: Ide25681e83d34b22393483b3b06e8834693a18ec
diff --git a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/util/OpenstackNetworkingUtil.java b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/util/OpenstackNetworkingUtil.java
index d06065c..65a9e9f 100644
--- a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/util/OpenstackNetworkingUtil.java
+++ b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/util/OpenstackNetworkingUtil.java
@@ -700,7 +700,7 @@
      * @param dstIp dst ip address
      * @param srcInstancePort src instance port
      * @param osNetService openstack networking service
-     * @param uplink true if this request if uplink
+     * @param uplink true if this request is for uplink
      * @return flow trace request string
      */
     public static String traceRequestString(String srcIp,