mixin dashbaords: add support for ingest storage replication

operations/helm/tests/metamonitoring-values-generated/mimir-distributed/templates/metamonitoring/mixin-alerts.yaml

@@ -994,9 +994,9 @@ spec:
               runbook_url: https://grafana.com/docs/mimir/latest/operators-guide/mimir-runbooks/#mimiringesterstuckprocessingrecordsfromkafka
             expr: |
               # Alert if the reader is not processing any records, but there buffered records to process in the Kafka client.
-              # NOTE: the cortex_ingest_storage_reader_buffered_fetch_records_total metric is a gauge showing the current number of buffered records.
               (sum by (cluster, namespace, pod) (rate(cortex_ingest_storage_reader_records_total[5m])) == 0)
               and
+              # NOTE: the cortex_ingest_storage_reader_buffered_fetch_records_total metric is a gauge showing the current number of buffered records.
               (sum by (cluster, namespace, pod) (cortex_ingest_storage_reader_buffered_fetch_records_total) > 0)
             for: 5m
             labels: