chore(chart-deps): update cloudnative-pg to version 0.28.2

[svcAPLBot]

This PR updates the dependency cloudnative-pg to version 0.28.2.

[svcAPLBot]

Comparison of Helm chart templating output:

# cloudnative-pg/templates/config.yaml

# cloudnative-pg/templates/deployment.yaml

# cloudnative-pg/templates/monitoring-configmap.yaml

@@ data.queries @@
! ± value change in multiline text (one insert, one deletion)
  backends:
    query: |
      SELECT sa.datname
        , sa.usename
  
  [103 lines unchanged)]
  
          EXTRACT(EPOCH FROM (pg_catalog.now() OPERATOR(pg_catalog.-) pg_catalog.pg_last_xact_replay_timestamp())))
        END AS lag,
        pg_catalog.pg_is_in_recovery() AS in_recovery,
        EXISTS (TABLE pg_catalog.pg_stat_wal_receiver) AS is_wal_receiver_up,
-       (SELECT pg_catalog.count(*) FROM pg_catalog.pg_stat_replication) AS streaming_replicas"
+       (SELECT pg_catalog.count(*) FROM pg_catalog.pg_stat_replication) AS streaming_replicas
    metrics:
      - lag:
          usage: "GAUGE"
          description: "Replication lag behind primary in seconds"
  
  [363 lines unchanged)]
  
          usage: "GAUGE"
          description: "An update is available"
    target_databases:
      - '*'

# cloudnative-pg/templates/mutatingwebhookconfiguration.yaml

# cloudnative-pg/templates/rbac.yaml

# cloudnative-pg/templates/service.yaml

# cloudnative-pg/templates/validatingwebhookconfiguration.yaml

# rabbitmq-cluster-operator/templates/messaging-topology-operator/validating-webhook-configuration.yaml

# values-repo.yaml