[][Fix mt7981 lan port4 cant work issue]

[Description]
Fix mt7981 lan port4 cant work issue

[Release-log]
N/A

Change-Id: I04400a9769df40eb98781735028241e00712d9c8
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5256557
diff --git a/target/linux/mediatek/mt7981/base-files/etc/board.d/02_network b/target/linux/mediatek/mt7981/base-files/etc/board.d/02_network
index e0e19dd..baaf8b4 100755
--- a/target/linux/mediatek/mt7981/base-files/etc/board.d/02_network
+++ b/target/linux/mediatek/mt7981/base-files/etc/board.d/02_network
@@ -15,10 +15,10 @@
 			"0:lan" "1:lan" "2:lan" "3:lan" "4:wan" "6u@eth0" "5u@eth1"
 		;;
 	*2500wan-p5*)
-		ucidef_set_interfaces_lan_wan "lan0 lan1 lan2 lan3" wan
+		ucidef_set_interfaces_lan_wan "lan1 lan2 lan3 lan4" wan
 		;;
 	*)
-		ucidef_set_interfaces_lan_wan "lan0 lan1 lan2 lan3" eth1
+		ucidef_set_interfaces_lan_wan "lan1 lan2 lan3 lan4" eth1
 		;;
 	esac
 }