Update domain-contact-updates.mdx

Clarify which contact information is stored and can be updated

Author: simon-says

src/content/docs/registrar/account-options/domain-contact-updates.mdx

@@ -6,6 +6,15 @@ title: Registrant contact updates
 
 It is important that you keep your contact details accurate and up-to-date. [ICANN rules state](https://www.icann.org/resources/pages/registrant-contact-information-wdrp-2017-08-31-en) that if you do not have updated contact information, your domain name registration may be suspended or even cancelled.
 
+The contact information you can update includes:
+
+* First name
+* Last name
+* Email
+* Organization
+* Phone
+* Address including City, State/Province, Postal code & Country
+
 To update your registrant contacts:
 
 1. Log in to the [Cloudflare dashboard](https://dash.cloudflare.com/login), and select your account.