Rename consecutive failure counter (#4867)

Author: andreasohlund

docs/telemetry.md

@@ -24,7 +24,7 @@ The following ingestion metrics with their corresponding dimensions are availabl
 - `sc.audit.ingestion.failures_total` - Failure counter
   - `message.category` - Indicates the category of the message ingested: `audit-message`, `saga-update` or `control-message`
   - `result` - Indicates how the failure was resolved: `retry` or `stored-poison`
-- `sc.audit.ingestion.consecutive_batch_failure_total` - Consecutive batch failures
+- `sc.audit.ingestion.consecutive_batch_failures_total` - Consecutive batch failures
 
 Example queries in PromQL for use in Grafana:
 

src/ServiceControl.Audit/Auditing/Metrics/IngestionMetrics.cs

@@ -20,7 +20,7 @@ public IngestionMetrics(IMeterFactory meterFactory)
 
         batchDuration = meter.CreateHistogram<double>(BatchDurationInstrumentName, unit: "seconds", "Message batch processing duration in seconds");
         ingestionDuration = meter.CreateHistogram<double>(MessageDurationInstrumentName, unit: "seconds", description: "Audit message processing duration in seconds");
-        consecutiveBatchFailureGauge = meter.CreateObservableGauge($"{InstrumentPrefix}.consecutive_batch_failure_total", () => consecutiveBatchFailures, description: "Consecutive audit ingestion batch failure");
+        consecutiveBatchFailureGauge = meter.CreateObservableGauge($"{InstrumentPrefix}.consecutive_batch_failures_total", () => consecutiveBatchFailures, description: "Consecutive audit ingestion batch failures");
         failureCounter = meter.CreateCounter<long>($"{InstrumentPrefix}.failures_total", description: "Audit ingestion failure count");
     }