ramips: mt7620: drop unnecessary trailing tabs

Let's tidy up a bit (drop unnecessary trailing tabs).

Signed-off-by: Mikhail Zhilkin <[email protected]>

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

@@ -412,7 +412,7 @@ ramips_setup_macs()
 		label_mac=$(mtd_get_mac_binary factory 0x4)
 		;;
 	zyxel,keenetic-lite-iii-a)
-		lan_mac=$(mtd_get_mac_binary RF-EEPROM 0x4)		
+		lan_mac=$(mtd_get_mac_binary RF-EEPROM 0x4)
 		wan_mac=$(mtd_get_mac_binary RF-EEPROM 0x28)
 		label_mac=$wan_mac
 		;;