CreateOrUpdateCloudflareARecord
    [-token] <String>
    [-domain] <String>
    [-record] <String>
    [-ipaddr] <String>
    [-warnOnUpdate] <Boolean> = false
Used to ensure that a DNS A record is present within Cloudflare.
If the DNS entry already exists, it’s value will be updated. - This can optionally log a warning.
If the DNS entry does not exist, it will be created.
CreateOrUpdateCloudflareARecord -token "CF-TOKEN" -domain "example.com" -record "mywebsite" -ipaddr "7.7.7.7"