ar71xx: fix switch port map for the Archer C7

The correct port number for the WAN port is 1.
Update the VLAN port maps to reflect that.

https://forum.openwrt.org/viewtopic.php?pid=203755#p203755

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 37507

target/linux/ar71xx/base-files/etc/uci-defaults/02_network

@@ -37,14 +37,20 @@ ap136-010)
 	;;
 
 ap136-020 |\
-ap135-020 |\
-archer-c7)
+ap135-020)
 	ucidef_set_interfaces_lan_wan "eth1" "eth0"
 	ucidef_add_switch "switch0" "1" "1"
 	ucidef_add_switch_vlan "switch0" "1" "0 1 2 3 4"
 	ucidef_add_switch_vlan "switch0" "2" "5 6"
 	;;
 
+archer-c7)
+	ucidef_set_interfaces_lan_wan "eth1" "eth0"
+	ucidef_add_switch "switch0" "1" "1"
+	ucidef_add_switch_vlan "switch0" "1" "0 2 3 4 5"
+	ucidef_add_switch_vlan "switch0" "2" "1 6"
+	;;
+
 db120 |\
 rb-2011l | \
 rb-2011uas |\