Remove unnecessary modifiers

Change-Id: I890c9b33ae8e8402520230860fa575a9ec757b2d
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetwork.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetwork.java
index 5118ece..256352f 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetwork.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetwork.java
@@ -23,7 +23,7 @@
     /**
      * Coarse classification of the state of the tenantNetwork.
      */
-    public enum State {
+    enum State {
         /**
          * Signifies that a tenantNetwork is currently active.This state means
          * that this network is available.
@@ -46,7 +46,7 @@
     /**
      * Coarse classification of the type of the tenantNetwork.
      */
-    public enum Type {
+    enum Type {
         /**
          * Signifies that a tenantNetwork is local.
          */