Enhance the RM logic for Kubevirt Networking App in case of virtual network.

Change-Id: I9b38ea0d76ce269cb03bc8a0f7d1883ddb92f51c
(cherry picked from commit d77b4ccb6cd06da7019980add8188b9021f6fcc5)
diff --git a/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/Constants.java b/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/Constants.java
index cdeffbe..04ac0c8 100644
--- a/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/Constants.java
+++ b/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/Constants.java
@@ -67,6 +67,7 @@
     // flow rule priority
     public static final int PRIORITY_ICMP_RULE = 43000;
     public static final int PRIORITY_FORWARDING_RULE = 30000;
+    public static final int PRIORITY_FLOATING_GATEWAY_TUN_BRIDGE_RULE = 32000;
     public static final int PRIORITY_DHCP_RULE = 42000;
     public static final int PRIORITY_ARP_GATEWAY_RULE = 41000;
     public static final int PRIORITY_ARP_DEFAULT_RULE = 40000;