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
Merge "haida: Remove obsolete ALS configuration" into jellybean