[ONOS-4612]Update SFC flows inline with the Official OVS NSH patch

Change-Id: If58517841096a939860d88aa78eca7cae46b9935
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnConfig.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnConfig.java
index 7301a46..e4b0767 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnConfig.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnConfig.java
@@ -45,6 +45,20 @@
         {
             put("key", "flow");
             put("remote_ip", "flow");
+            put("dst_port", "4790");
+            put("in_nsi", "flow");
+            put("in_nsp", "flow");
+            put("out_nsi", "flow");
+            put("out_nsp", "flow");
+            put("in_nshc1", "flow");
+            put("out_nshc1", "flow");
+            put("in_nshc2", "flow");
+            put("out_nshc2", "flow");
+            put("in_nshc3", "flow");
+            put("out_nshc3", "flow");
+            put("in_nshc4", "flow");
+            put("out_nshc4", "flow");
+            put("exts", "gpe");
         }
     };
     /**