Insert a blank line after the description in Javadoc

Change-Id: Id83ef1bf434e3f99fd2aedd91f10da0d7f98e4cb
diff --git a/core/api/src/main/java/org/onosproject/cluster/Leadership.java b/core/api/src/main/java/org/onosproject/cluster/Leadership.java
index d063a19..a0c5e70 100644
--- a/core/api/src/main/java/org/onosproject/cluster/Leadership.java
+++ b/core/api/src/main/java/org/onosproject/cluster/Leadership.java
@@ -62,6 +62,7 @@
 
     /**
      * The topic for which this leadership applies.
+     *
      * @return leadership topic.
      */
     public String topic() {
@@ -70,6 +71,7 @@
 
     /**
      * The nodeId of leader for this topic.
+     *
      * @return leader node.
      */
     public NodeId leader() {
@@ -108,6 +110,7 @@
      * clock skew, relying on this value for determining event ordering
      * is discouraged. Epoch is more appropriate for determining
      * event ordering.
+     *
      * @return elected time.
      */
     public long electedTime() {