Checkmk Werk 10638: diskstat: fix of unit conversion for utilization

ID: 10638 Title: diskstat: fix of unit conversion for utilization Component: Checks & agents Level: 1 Class: Bug fix Version: 1.7.0i1 In the previous version, the diskstat wrongly converted the percentage value of the Disk IO utilization. The value was wrongly scaled displaying for example 0.08% instead of 8%. This version fixes this conversion.