matrix-synapse: avoid network wiring for socket-based db access

group_vars/matrix_servers

@@ -4755,9 +4755,9 @@ matrix_synapse_container_additional_networks_auto: |
     (
       ([matrix_playbook_reverse_proxyable_services_additional_network] if matrix_synapse_container_labels_traefik_enabled and matrix_playbook_reverse_proxyable_services_additional_network else [])
       +
-      ([postgres_container_network] if (matrix_playbook_synapse_uses_managed_postgres and postgres_container_network != matrix_synapse_container_network) else [])
+      ([postgres_container_network] if (matrix_playbook_synapse_uses_managed_postgres and (not matrix_synapse_database_socket_enabled) and postgres_container_network != matrix_synapse_container_network) else [])
       +
-      ([valkey_container_network] if matrix_playbook_synapse_uses_managed_valkey else [])
+      ([valkey_container_network] if (matrix_playbook_synapse_uses_managed_valkey and (not matrix_synapse_redis_path_enabled) and valkey_container_network != matrix_synapse_container_network) else [])
       +
       ([exim_relay_container_network] if (exim_relay_enabled and matrix_synapse_email_enabled and matrix_synapse_email_smtp_host == exim_relay_identifier and matrix_synapse_container_network != exim_relay_container_network) else [])
       +