Update powerwall.sh

powerwall.sh

@@ -651,7 +651,7 @@ TEST(){
 		temptotal=$(bc <<< "scale=2; ${temptotal}+${temp}")
 		# echo "- ${temptotal} + ${temp}"
 	done  < <(${mysql_conn} -se "USE servermonitor; SELECT date,sensorid,temp,hum from sensor_data WHERE sensorid=2 AND date BETWEEN 
-        DATE_SUB(DATE(NOW()), INTERVAL 1 DAY) AND DATE_SUB(DATE(NOW())) ORDER BY id DESC LIMIT ${countback};")
+        DATE_SUB(DATE(NOW()), INTERVAL 1 DAY) AND NOW() ORDER BY id DESC;")
 	
 	average=$(bc <<< "scale=2; ${temptotal}/${countback}")