##### SUMMARY
As @k3x pointed out in #63374 the examples in `vmware_host_dns` miss a required parameter.

##### ISSUE TYPE
- Documentation Report

##### COMPONENT NAME
vmware_host_dns

##### ANSIBLE VERSION
```
ansible 2.10.0.dev0
  config file = None
  configured module search path = [u'/home/mario/.ansible/plugins/modules', u'/usr/share/ansible/plugins/modules']
  ansible python module location = /home/mario/rme/ansible/lib/ansible
  executable location = /home/mario/rme/ansible/bin/ansible
  python version = 2.7.16 (default, Oct 10 2019, 22:02:15) [GCC 8.3.0]
```
dns_config.searchDomain = instance.dnsConfig.searchDomain
                    elif self.network_type == 'dhcp' and not instance.dnsConfig.dhcp:
                        results['dns_config_result'][host.name]['device'] = self.vmkernel_device
                        results['dns_config_result'][host.name]['dns_config_previous'] = 'static'
                        changed = True
                        changed_list.append("DNS configuration")
                        dns_config.dhcp = True
                        dns_config.virtualNicDevice = self.vmkernel_device
                    netstack_spec.netStackInstance.dnsConfig = dns_config
                    config = vim.host.NetworkConfig()
                    config.netStackSpec = [netstack_spec]
            if changed:
                if self.module.check_mode:
                    changed_suffix = ' would be changed'
                else:
                    changed_suffix = ' changed'
                if len(changed_list) > 2:
                    message = ', '.join(changed_list[:-1]) + ', and ' + str(changed_list[-1])
                elif len(changed_list) == 2:
                    message = ' and '.join(changed_list)
                elif len(changed_list) == 1:
                    message = changed_list[0]
                if verbose and dns_servers_verbose_message:
                    if changed_list:
                        message = message + changed_suffix + '. ' + dns_servers_verbose_message + '.'
                    else:
                        message = dns_servers_verbose_message
                else:
                    message += changed_suffix
                results['dns_config_result'][host.name]['changed'] = True