##### 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]
```
delegate_to: localhost
'''
RETURN = r'''
dns_config_result:
  description: metadata about host system's DNS configuration
  returned: always
  type: dict
  sample: {
    "esx01.example.local": {
      "changed": true,
      "dns_servers_changed": ["192.168.1.12", "192.168.1.13"],
      "dns_servers": ["192.168.1.10", "192.168.1.11"],
      "dns_servers_previous": ["192.168.1.10", "192.168.1.11", "192.168.1.12", "192.168.1.13"],
      "domain": "example.local",
      "host_name": "esx01",
      "msg": "DNS servers and Search domains changed",
      "search_domains_changed": ["subdomain.example.local"],
      "search_domains": ["subdomain.example.local", "example.local"],
      "search_domains_previous": ["example.local"],
    },
  }
'''
try:
    from pyVmomi import vim, vmodl
except ImportError:
    pass
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.vmware import PyVmomi, vmware_argument_spec
from ansible.module_utils._text import to_native
class VmwareHostDNS(PyVmomi):