[Security Center] Add Brand Protection role (#19667)

Author: Maddy-Cloudflare

src/content/docs/security-center/brand-protection.mdx

@@ -11,8 +11,7 @@ sidebar:
 import { AvailableNotifications, Render } from "~/components"
 
 :::note[User permission]
-While the Brand Protection tool is in beta, you will need to request access by filling in the [sign-up form](http://cloudflare.com/lp/brandprotection).
-Only Super Admin users can access Brand Protection.
+While the Brand Protection tool is in beta, you will need to request access by filling in the [sign-up form](http://cloudflare.com/lp/brandprotection). Only Super Admin and users with a Brand Protection role can access Brand Protection. 
 :::
 
 <Render file="brand-protection-definition" />