brcm63xx: Tune the network configuration for several routers

- DGND3700v1: fix port numbers, they're in reverse order
- FaST2704n: there is no WAN port identified as such, only 4 LAN
- AD1018: configure the "FIBRE" port as WAN

Signed-off-by: Daniel Gonzalez Cabanelas <dgcbueu@gmail.com>
(cherry picked from commit fbbb977772)

target/linux/brcm63xx/base-files/etc/board.d/02_network

@@ -98,13 +98,18 @@ vr-3026e)
 		"0:lan:1" "1:lan:2" "2:lan:3" "3:lan:4" "8t@eth0"
 	;;
 
-ad1018-nor|\
 ar-5315u |\
+fast2704n |\
 vh4032n)
 	ucidef_add_switch "switch0" \
 		"0:lan:4" "1:lan:3" "2:lan:2" "3:lan:1" "8t@eth0"
 	;;
 
+ad1018-nor)
+	ucidef_add_switch "switch0" \
+		"1:lan:3" "2:lan:2" "3:lan:1" "0:wan" "8t@eth0"
+	;;
+
 bcm96368mvwg)
 	ucidef_add_switch "switch0" \
 		"1:lan" "2:lan" "4:lan" "5:lan" "8t@eth0"
@@ -115,10 +120,9 @@ wap-5813n)
 		"0:lan" "1:lan" "2:lan" "3:lan" "4:wan" "5t@eth0"
 	;;
 
-fast2704n |\
 dgnd3700v1_dgnd3800b)
 	ucidef_add_switch "switch0" \
-		"1:lan:1" "2:lan:2" "3:lan:3" "4:lan:4" "0:wan" "8t@eth0"
+		"1:lan:4" "2:lan:3" "3:lan:2" "4:lan:1" "0:wan" "8t@eth0"
 	;;
 
 neufbox6)