Update private regions section in documentation

Clarify private region service limitations and add note on status page availability.

Author: krithika-ch

docs/cloud/reference/05_supported-regions.md

@@ -69,11 +69,9 @@ Need to deploy to a region not currently listed? [Submit a request](https://clic
 We offer Private regions for our Enterprise tier services. Please [Contact us](https://clickhouse.com/company/contact) for private region requests.
 
 Key considerations for private regions:
-- Services will not auto-scale.
-- Services cannot be stopped or idled.
-- Manual scaling (both vertical and horizontal) can be enabled with a support ticket.
-- If a service requires configuration with CMEK, the customer must provide the AWS KMS key during service launch.
-- To launch services new and additional, requests will need to be made through a support ticket.
+- Services will not auto-scale; however, manual vertical and horizontal scaling is supported.
+- Services cannot be idled.
+- Status page is not available for private regions.
 
 Additional requirements may apply for HIPAA compliance (including signing a BAA). Note that HIPAA is currently available only for Enterprise tier services