updating overview description (#1425)
updating overview description (#1425)

A couple customers have ran into an issue when using the NFS integration and it ended up being because they were running the check on the NFS server rather than the client:
DataDog/integrations-core,DataDog/integrations-core,DataDog/integrations-core,DataDog/integrations-core,DataDog/integrations-core,DataDog/integrations-core,DataDog/integrations-core,DataDog/integrations-core,DataDog/integrations-core,DataDog/integrations-core