sb_firmware: update arguments and configs
sb_firmware: update arguments and configs

- Updated arguments to support two sub commands:
   - check: check if AC adapter is connect.
   - update: trigger battery firmware update.

- All Delay values are from .cfg file.

BUG=chrome-os-partner:36310
BRANCH=none
CQ-DEPEND=CL:260868
TEST=Verified on Glimmer.
crosh> battery_firmware check
crosh> battery_firmware update

Change-Id: I7324e1f329383cf5ee62660f4ac4cb0b1c30c056
Signed-off-by: Sheng-Liang Song <20a24593f82e573953076a0eeaf8f3cfb817a534@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/260210
Reviewed-by: Shawn N <5259333ce42e3ace6a73988cec7115ed9d3a661a@chromium.org>

fourier49/BIZ_EC,md5555/ec,fourier49/BZ_DEV_EC,md5555/ec,fourier49/BIZ_EC,akappy7/ChromeOS_EC_LED_Diagnostics,akappy7/ChromeOS_EC_LED_Diagnostics,coreboot/chrome-ec,md5555/ec,fourier49/BZ_DEV_EC,md5555/ec,akappy7/ChromeOS_EC_LED_Diagnostics,akappy7/ChromeOS_EC_LED_Diagnostics,coreboot/chrome-ec,coreboot/chrome-ec,fourier49/BZ_DEV_EC,akappy7/ChromeOS_EC_LED_Diagnostics,coreboot/chrome-ec,coreboot/chrome-ec,fourier49/BIZ_EC,fourier49/BZ_DEV_EC,coreboot/chrome-ec,fourier49/BIZ_EC