Change rambi LED id to battery and fix led command.
BUG=chrome-os-partner:24980
BRANCH=None
TEST=Manually,
ectool led power query => error
ectool led battery query => success
ectool led red => red
ectool led green => green
ectool led off => off
ectool led auto => default behavior
Change-Id: I151d63a010434ae8cd21b0ae0d935bb9d8c084c7
Signed-off-by: Justin Chuang <jchuang@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/182275
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Reviewed-by: Vic Yang <victoryang@chromium.org>