In backport commit r47605 the LED was named wrongly in a userspace
script.
Also remove reference to undefined pinmux group "wdt rst" causing
logline
rt2880-pinmux pinctrl: invalid group "wdt rst" for function "gpio"
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
git-svn-id: svn://svn.openwrt.org/openwrt/branches/chaos_calmer@47773 3c298f89-4303-0410-b956-a3cf2f4a3e73