ramips: update WLAN MAC address of ipTIME A3004T

Reported MAC addresses:

| interface |    MAC address    |     source     | comment
|-----------|-------------------|----------------|---------
|       LAN | 90:xx:xx:18:xx:1F |                | [1]
|       WAN | 90:xx:xx:18:xx:1D |                |
|   WLAN 2G | 92:xx:xx:48:xx:1C |                |
|   WLAN 5G | 90:xx:xx:18:xx:1C | factory 0x4    |
|           | 90:xx:xx:18:xx:1C | config ethaddr |

[1] Used in this patch as WLAN 2G MAC address with the local bit set

Signed-off-by: Sungbo Eo <mans0n@gorani.run>

target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac

@@ -25,6 +25,12 @@ case "$board" in
 		[ "$PHYNBR" = "1" ] && \
 			macaddr_add "$(mtd_get_mac_binary factory 0x4)" 1 > /sys${DEVPATH}/macaddress
 		;;
+	iptime,a3004t)
+		hw_mac_addr="$(mtd_get_mac_binary factory 0x4)"
+		[ "$PHYNBR" = "0" ] && \
+			macaddr_setbit_la "$(macaddr_add $hw_mac_addr 3)" > /sys${DEVPATH}/macaddress
+		[ "$PHYNBR" = "1" ] && echo -n "$hw_mac_addr" > /sys${DEVPATH}/macaddress
+		;;
 	iptime,ax2004m)
 		if [ "$PHYNBR" = "1" ]; then
 			hw_mac_addr="$(mtd_get_mac_binary factory 0x4)"