Deprecate user-creation endpoint

apiremoved

The POST /user endpoint has been deprecated as of 2025-04-25. Customers using this endpoint on or before this date will continue to have access to it. As an alternative, consider using Invitations instead.

Prior change: Next-Gen WAF API routes migrated from `/security` to `/ngwaf/v1`

Following change: New regions for POPs, billing, and stats for Mexico