chore(deps): update helm release cloudnative-pg to v0.27.1

manifests/artemis/cnpg/kustomization.yaml

@@ -7,6 +7,6 @@ metadata:
 helmCharts:
   - name: cloudnative-pg
     repo: https://cloudnative-pg.github.io/charts
-    version: 0.26.1
+    version: 0.27.1
     releaseName: cnpg
     namespace: cnpg-system

manifests/artemis/mailu/values.yaml

@@ -1350,11 +1350,11 @@ postfix:
   ##     my_variable = my_value
   overrides:
     postfix.cf: |
-      inet_protocols = ipv4
-      smtp_address_preference = ipv4
       smtpd_helo_restrictions = reject_unknown_helo_hostname
       smtpd_sender_restrictions = reject_unknown_sender_domain
       smtpd_client_restrictions = permit_mynetworks
+      smtp_data_restrictions = reject_unauth_pipelining
+      smtp_relay_restrictions = permit_sasl_authenticated, reject_unauth_destination
       smtpd_relay_restrictions = permit_sasl_authenticated, reject_unauth_destination
       smtpd_recipient_restrictions = permit_sasl_authenticated, reject_unauth_destination