update metrics port to look for metrics in the port name vs excluding ports

add some more log lines

charts/meta-monitoring/templates/agent/config.yaml

@@ -120,9 +120,9 @@ data:
         replacement = "{{- .Values.clusterLabelValue -}}"
       }
       rule {
-        source_labels = ["__meta_kubernetes_pod_container_port_number"]
-        action = "drop"
-        regex = "9095"
+        source_labels = ["__meta_kubernetes_pod_container_port_name"]
+        action = "keep"
+        regex = ".*metrics.*"
       }
     }