Fixed a few javadoc warnings.

Change-Id: I3a382a87abe99dffc0b7ee599e6552a5e1984e9b
diff --git a/core/net/src/main/java/org/onosproject/net/host/impl/HostMonitor.java b/core/net/src/main/java/org/onosproject/net/host/impl/HostMonitor.java
index 44f8cbf..4dc93a5 100644
--- a/core/net/src/main/java/org/onosproject/net/host/impl/HostMonitor.java
+++ b/core/net/src/main/java/org/onosproject/net/host/impl/HostMonitor.java
@@ -84,6 +84,7 @@
      * @param hostManager host manager used to look up host information and
      * probe existing hosts
      * @param interfaceService interface service for interface information
+     * @param edgePortService  edge port service
      */
     public HostMonitor(PacketService packetService, HostManager hostManager,
                        InterfaceService interfaceService,