ramips: fix Xiaomi MiWiFi Mini switch definition

Based on OpenWRT Table of Hardware > Xiaomi > Xiaomi Mi WiFi Mini

Switch Ports Defaults:
0, 1: LAN
4: WAN
6: CPU

Port in Web GUI (word printed on bottom of case)
WAN(Internet) map to switch port 4
LAN1(.) map to switch port 1
LAN2(..) map to switch port 0
CPU map to switch port 6

current setting is 1 WAN/ 4 LAN port, fix it.

Signed-off-by: Chih-Wei Chen <changeway@gmail.com>
[rebased after base-files split, fixed commit title]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

target/linux/ramips/mt7620/base-files/etc/board.d/02_network

@@ -22,7 +22,6 @@ ramips_setup_interfaces()
 	planex,db-wrt01|\
 	planex,mzk-750dhp|\
 	sanlinking,d240|\
-	xiaomi,miwifi-mini|\
 	youku,yk1|\
 	zbtlink,zbt-ape522ii|\
 	zbtlink,zbt-we826-16m|\
@@ -145,7 +144,8 @@ ramips_setup_interfaces()
 		ucidef_add_switch "switch0" \
 			"1:lan" "2:lan" "3:lan" "4:lan" "5:wan" "0@eth0"
 		;;
-	lenovo,newifi-y1)
+	lenovo,newifi-y1|\
+	xiaomi,miwifi-mini)
 		ucidef_add_switch "switch0" \
 			"0:lan:2" "1:lan:1" "4:wan" "6@eth0"
 		;;