[2.3.0] Checkmk Werk 16504 created: nfsiostat: resolve error when displaying graphs

[//]: # (werk v2) # nfsiostat: resolve error when displaying graphs key | value ---------- | --- date | 2024-02-12T10:44:11+00:00 version | 2.3.0b1 class | feature edition | cre component | checks level | 1 compatible | yes There was an error in the nfsiostat plugin where it tried to report some data in units not supported by the graphing system which made viewing its service graphs impossible. This werk changes the units that were reported to our visualizations and now the graphs render all data appropriately.