Check_MK Werk 3020: netapp_api_volumes: ignore volumes of cluster partner

ID: 3020 Title: netapp_api_volumes: ignore volumes of cluster partner Component: Checks & Agents Level: 1 Class: Bug Fix Version: 1.2.9i1 Volumes from the cluster partner are no longer detected as services. These partner-volumes did not provide the entire span of information and caused check errors like "Volume is None".