Test fix

Author: CarlosGamero

packages/metrics/lib/prometheus/metrics/message-error/PrometheusMessageErrorCounter.spec.ts

@@ -215,6 +215,7 @@ describe('PrometheusMessageErrorCounter', () => {
             "errorReason": "retryLaterExceeded",
             "messageType": "test",
             "queue": "test-queue",
+            "result": "error",
             "version": undefined,
           },
           "value": 1,
@@ -224,6 +225,7 @@ describe('PrometheusMessageErrorCounter', () => {
             "errorReason": "retryLaterExceeded",
             "messageType": "test",
             "queue": "test-queue",
+            "result": "error",
             "version": "1.0.0",
           },
           "value": 1,