Change cardinalityMu to groupsMu in join node
Change cardinalityMu to groupsMu in join node

adityacs/kapacitor,influxdb/kapacitor,influxdb/kapacitor,sputnik13/kapacitor,adityacs/kapacitor,sputnik13/kapacitor,adityacs/kapacitor,influxdb/kapacitor,sputnik13/kapacitor