Apply suggestions from code review

Author: camilamacedo86

docs/draft/howto/consuming-metrics.md

@@ -93,15 +93,15 @@ From the shell use the `TOKEN` value obtained above to check the metrics:
 
 ```shell
 curl -v -k -H "Authorization: Bearer <TOKEN>" \
-https://operator-controller-controller-manager-metrics-service.olmv1-system.svc.cluster.local:8443/metrics
+https://operator-controller-controller-manager-metrics-service.olmv1-system.svc.cluster.local:7443/metrics
 ```
 
 Validate using certificates and token:
 
 ```shell
 curl -v --cacert /tmp/cert/ca.crt --cert /tmp/cert/tls.crt --key /tmp/cert/tls.key \
 -H "Authorization: Bearer <TOKEN>" \
-https://operator-controller-controller-manager-metrics-service.olmv1-system.svc.cluster.local:8443/metrics
+https://operator-controller-controller-manager-metrics-service.olmv1-system.svc.cluster.local:7443/metrics
 ```
 
 ---