meta-quanta: gbs: add pid controller with config

1. add pid control with fan table config
2. add reboot control service to set fan duty to expected default
   value before pid control up
3. initial read-margin-temp with json file and the script waits
   related hwmon sensor could monitor

Signed-off-by: George Hung <george.hung@quantatw.com>
Change-Id: I6433078915b7c4df498bcb0f7a271dccaf66fbfa
9 files changed