Update temp.inc.sh

inc/temp.inc.sh

@@ -923,7 +923,7 @@ Previous Temp: ${last_temp}${GAUGESH}"
 								SENDNOTICE "${SENSOR} Sensor ERROR" "ERROR reading sensor data" 1
 								echo "($(date +'%Y-%m-%d %H:%M:%S')) - ${SENSOR} Sensor - ERROR reading sensor data" >> ${logtemp}
 							fi
-							QRY=''
+							QRY=""
 						fi
 						if [ "${QRY}" != "" ]; then
 							${mysql_conn} -e "${QRY}"