mac80211: change default SSID from Lede to LEDE

LEDE project seems to be using "LEDE" as its acronym everywhere. To keep
things consistent adjust default wireless SSID.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Acked-by: Jo-Philipp Wich <jo@mein.io>
Acked-by: John Crispin <john@phrozen.org>
Acked-by: Alexander Couzens <lynxis@fe80.eu>

package/kernel/mac80211/files/lib/wifi/mac80211.sh

@@ -123,7 +123,7 @@ config wifi-iface
 	option device   radio$devidx
 	option network  lan
 	option mode     ap
-	option ssid     Lede
+	option ssid     LEDE
 	option encryption none
 
 EOF