##### 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]
```
domain: example.local
    dns_servers:
      - 192.168.1.10
      - 192.168.1.11
    search_domains:
      - subdomain.example.local
      - example.local
  delegate_to: localhost
- name: Configure DNS for all ESXi hosts of a cluster
  vmware_host_dns:
    hostname: '{{ vcenter_hostname }}'
    username: '{{ vcenter_username }}'
    password: '{{ vcenter_password }}'
    cluster_name: '{{ cluster_name }}'
    domain: example.local
    dns_servers:
      - 192.168.1.10
      - 192.168.1.11
    search_domains:
      - subdomain.example.local
      - example.local
  delegate_to: localhost
- name: Configure DNS via DHCP for an ESXi host
  vmware_host_dns:
    hostname: '{{ vcenter_hostname }}'
    username: '{{ vcenter_username }}'
    password: '{{ vcenter_password }}'
    esxi_hostname: '{{ esxi_hostname }}'
    type: dhcp
    device: vmk0