ONOS-2003 Fixing intent reroute after cluster change

Objective trackers update when partitions are shuffled to
track "local" intents.

Change-Id: I7cd9e4a935ddbc94813d5067d4febc084a89f508
diff --git a/core/api/src/main/java/org/onosproject/cluster/LeadershipEventListener.java b/core/api/src/main/java/org/onosproject/cluster/LeadershipEventListener.java
index 20f2c24..53d84b1 100644
--- a/core/api/src/main/java/org/onosproject/cluster/LeadershipEventListener.java
+++ b/core/api/src/main/java/org/onosproject/cluster/LeadershipEventListener.java
@@ -20,5 +20,5 @@
 /**
  * Entity capable of receiving device leadership-related events.
  */
-public interface LeadershipEventListener  extends EventListener<LeadershipEvent> {
+public interface LeadershipEventListener extends EventListener<LeadershipEvent> {
 }