Outbound-socket-binding configs don't propagate to domain server if socket-binding-group has no normal socket bindings

    <socket-binding-groups>
        <socket-binding-group name="sockets1" default-interface="public">
            <outbound-socket-binding name="mail-smtp">
                <remote-destination host="localhost" port="1111"/>
            </outbound-socket-binding>
        </socket-binding-group>