Fixes floating IP rules installed on compute nodes disappear after 60s

Change-Id: I5061e30de698fe42385a8df17d2782bc3aa1a257
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
index 771637f..19a39c0 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
@@ -42,7 +42,7 @@
     public static final int PRIORITY_ICMP_RULE = 43000;
     public static final int PRIORITY_INTERNAL_ROUTING_RULE = 28000;
     public static final int PRIORITY_EXTERNAL_ROUTING_RULE = 25000;
-    public static final int PRIORITY_EXTERNAL_FLOATING_ROUTING_RULE = 26000;
+    public static final int PRIORITY_EXTERNAL_FLOATING_ROUTING_RULE = 27000;
     public static final int PRIORITY_SNAT_RULE = 26000;
     public static final int PRIORITY_SWITCHING_RULE = 30000;
     public static final int PRIORITY_FLAT_RULE = 41000;