Revert "未校准状态下欠压，清除最小容量"

This reverts commit 3c4104b49c642638bb93d27a3545134f4768363e.

Application/app/sox/soc.c

@@ -360,7 +360,6 @@ static void soc_calibrate(uint8_t prev_charge_status){
 			}
 		}else {
 			if (_soc.capacity && _soc_is_under_voltage()) {
-				_soc.coulomb_now = _soc.coulomb_min = 0;
 				_soc.capacity = 0;
 			}