refactor in gap minZero - #24

Check warning on line 147 in usageplugin.go

sonarqubecloud / SonarCloud Code Analysis

Group together these consecutive parameters of the same type.

See more on https://sonarcloud.io/project/issues?id=monitoring-forge_mackerel-plugin-linux-usage&issues=AaDB3a4LmY7AJHD34TkD&open=AaDB3a4LmY7AJHD34TkD&pullRequest=24