route:act: add vlan action

For more information please see:
http://man7.org/linux/man-pages/man8/tc-vlan.8.html

Signed-off-by: Volodymyr Bendiuga <volodymyr.bendiuga@westermo.se>
diff --git a/libnl-route-3.sym b/libnl-route-3.sym
index d161ebb..02aae7a 100644
--- a/libnl-route-3.sym
+++ b/libnl-route-3.sym
@@ -1127,4 +1127,14 @@
 	rtnl_rule_set_sport_range;
 	rtnl_tc_get_chain;
 	rtnl_tc_set_chain;
+	rtnl_vlan_get_action;
+	rtnl_vlan_get_mode;
+	rtnl_vlan_get_protocol;
+	rtnl_vlan_get_vlan_id;
+	rtnl_vlan_get_vlan_prio;
+	rtnl_vlan_set_action;
+	rtnl_vlan_set_mode;
+	rtnl_vlan_set_protocol;
+	rtnl_vlan_set_vlan_id;
+	rtnl_vlan_set_vlan_prio;
 } libnl_3_4;