charging mode: Fixes for charging mode

-Requires new build flag.
See: https://github.com/Team-Exhibit/beanstalk_system_core/commit/1f94630229ea8a35e017b8c76eb44846749aa2a3
reboot: fix getting stuck in charge mode on reboot.

-Requires new build flag.
See: https://github.com/Team-Exhibit/beanstalk_system_core/commit/6d2881f37c898108c2e844fc8e314fac0612fc69