switchdev: rename switchdev_obj_vlan to switchdev_obj_port_vlan

Make the struct name in sync with object id name.

Suggested-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Acked-by: Scott Feldman <sfeldma@gmail.com>
Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index 612719b..0138f9b 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -65,7 +65,7 @@
 };
 
 /* SWITCHDEV_OBJ_ID_PORT_VLAN */
-struct switchdev_obj_vlan {
+struct switchdev_obj_port_vlan {
 	u16 flags;
 	u16 vid_begin;
 	u16 vid_end;