haida: Remove obsolete ALS configuration

Fix keyboard recovery indication
Also set button_backlight current on pre_hw_config.sh to avoid too bright recovery indication.

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: Ie0e29c796b344704457fa9058b703d44ee910f8e
haida: Fix leds & backlight configuration on boot

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I181a700575ccf966fa7632ee0df852a6326ac752