Add switch LED definitions for TP-Link TL-WDR4300 family, based on data
extracted from ar71xx board file. Update the LED labels to match current
pattern, i.e. drop the "tp-link:" prefix.
Signed-off-by: Lech Perczak <lech.perczak@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/12487
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>