未校准状态下欠压，清除最小容量

Signed-off-by: huhui <huhui@sharkgulf.com>

Application/app/sox/soc.c

@@ -360,6 +360,7 @@ 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;
 			}