add metrics port to network policy (#16438)

Allow connections to metrics port when both network policy and metrics are
enabled

Signed-off-by: Reinier Schoof <reinier@skoef.nl>
Signed-off-by: Rafael Ríos Saavedra <rrios@vmware.com>
Co-authored-by: Rafael Ríos Saavedra <rrios@vmware.com>

bitnami/nats/Chart.yaml

@@ -23,4 +23,4 @@ maintainers:
 name: nats
 sources:
   - https://github.com/bitnami/charts/tree/main/bitnami/nats
-version: 7.8.0
+version: 7.8.1

bitnami/nats/templates/networkpolicy.yaml

@@ -27,4 +27,8 @@ spec:
         - port: {{ .Values.service.ports.cluster }}
     - ports:
         - port: {{ .Values.service.ports.monitoring }}
+    {{- if .Values.metrics.enabled }}
+    - ports:
+        - port: {{ .Values.metrics.service.port }}
+    {{- end }}
 {{- end }}