ar71xx/sysmocom: migrate led red:eth0 to red:system

Before the red:wlan led was used as system led while booting.

target/linux/ar71xx/base-files/etc/diag.sh

@@ -283,10 +283,12 @@ get_status_led() {
 	sysmocom-sob-ap1)
 		status_led="sysmocom:orange:wlan"
 		;;
-	sysmocom-sob-ap2 | \
+	sysmocom-sob-ap2)
+		status_led="sysmocom:red:wlan"
+		;;
 	sysmocom-sob-jb02 | \
 	sysmocom-sob-jb02v3)
-		status_led="sysmocom:red:wlan"
+		status_led="sysmocom:red:system"
 		;;
 	esac
 }

target/linux/ar71xx/base-files/etc/uci-defaults/01_leds

@@ -214,7 +214,6 @@ sysmocom-sob-ap1)
 
 sysmocom-sob-jb02 | \
 sysmocom-sob-jb02v3)
-	ucidef_set_led_netdev "lan" "LAN" "sysmocom:red:eth0" "eth0"
 	ucidef_set_led_wlan "wlan" "WLAN" "sysmocom:red:wlan" "phy0tpt"
 	ucidef_set_led_default "wlan" "sysmocom:red:wlan" "1"
 	;;

target/linux/ar71xx/files/arch/mips/ath79/mach-sysmocom.c

@@ -82,7 +82,7 @@ static struct gpio_led sysmocom_sob_jb02_leds_gpio[] __initdata = {
 		.gpio		= SYSMOCOM_GPIO_LED_WLAN,
 		.active_low	= 0,
 	}, {
-		.name		= "sysmocom:red:eth0",
+		.name		= "sysmocom:red:system",
 		.gpio		= SYSMOCOM_GPIO_LED_ETH0,
 		.active_low	= 0,
 	}
@@ -94,7 +94,7 @@ static struct gpio_led sysmocom_sob_jb02v3_leds_gpio[] __initdata = {
 		.gpio		= SYSMOCOM_SOB_JB02V3_GPIO_LED_WLAN,
 		.active_low	= 0,
 	}, {
-		.name		= "sysmocom:red:eth0",
+		.name		= "sysmocom:red:system",
 		.gpio		= SYSMOCOM_SOB_JB02V3_GPIO_LED_ETH0,
 		.active_low	= 0,
 	}