cs1180 测量电流需要减去5MA

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

Application/app/sox/measure.c

@@ -120,7 +120,7 @@ static float get_pack_current_by_gd(void){
 static float get_pack_current_by_cs1180(void){
 	float adc = cs1180_adc_sample();
 
-	return (adc / max_cs1180_adc) * v_cs1180_ref / r_sense * 1000;
+	return (adc / max_cs1180_adc) * v_cs1180_ref / r_sense * 1000 - 5.0f;//°å×ӹ̶¨5MA£¬cs1180ÎÞ·¨²âÁ¿µ½
 }