base-files: x86 fix 01_leds Syntax error

Cezary Jackiewicz reported:
| Syntax error in line /etc/board.d/01_leds#L22 - missing "\"

Fixes: c191c2d46f00 ("x86: base-files add support for Sophos 135r3/135r3w")
Reported-by: Cezary Jackiewicz <[email protected]>
Signed-off-by: Stan Grishin <[email protected]>
(buffed up commit message)
Signed-off-by: Christian Lamparter <[email protected]>

target/linux/x86/base-files/etc/board.d/01_leds

@@ -19,7 +19,7 @@ pc-engines-apu1|pc-engines-apu2|pc-engines-apu3|pc-engines-apu4|pc-engines-apu5|
 sophos-sg-105wr1|sophos-sg-125wr1|sophos-sg-135wr1|sophos-xg-105wr1|sophos-xg-125wr1|sophos-xg-135wr1)
 	ucidef_set_led_netdev "wlan" "WiFi" "ath9k-phy0" "phy0tpt"
 	;;
-sophos-sg-105wr2|sophos-sg-125wr2|sophos-sg-135wr2|sophos-xg-105wr2|sophos-xg-125wr2|sophos-xg-135wr2|
+sophos-sg-105wr2|sophos-sg-125wr2|sophos-sg-135wr2|sophos-xg-105wr2|sophos-xg-125wr2|sophos-xg-135wr2|\
 sophos-sg-105wr3|sophos-sg-125wr3|sophos-sg-135wr3|sophos-xg-105wr3|sophos-xg-125wr3|sophos-xg-135wr3)
 	ucidef_set_led_netdev "wlan" "WiFi" "ath10k-phy0" "phy0tpt"
 	;;