region expansion P2 (#125)

* region expansion P2

* add region expanion P3 to this PR

modules/get-started/pages/whats-new-cloud.adoc

@@ -9,6 +9,13 @@ This page lists new features added in Redpanda Cloud.
 
 == December 2024
 
+=== Support for additional regions
+
+For xref:reference:tiers/byoc-tiers.adoc#byoc-supported-regions[BYOC clusters], Redpanda added support for the following regions:
+
+* GCP: europe-west9 (Paris), southamerica-west1 (Santiago)
+* AWS: ap-southeast-3 (Jakarta), eu-north-1 (Stockholm), eu-south-1 (Milan), eu-west-3 (Paris)
+
 === Redpanda Connect updates
 
 Redpanda Connect is now available on Dedicated clusters. This is a limited availability (LA) release. xref:develop:connect/configuration/secret-management.adoc[Secret management] is also available on BYOC, Dedicated, and Serverless clusters so that you can add secrets to your pipelines without exposing them.

modules/reference/partials/tiers.adoc

@@ -46,8 +46,10 @@ Google Cloud Platform (GCP)::
 | europe-west2
 | europe-west3
 | europe-west4
+| europe-west9
 | northamerica-northeast1
 | southamerica-east1
+| southamerica-west1
 | us-central1
 | us-east1
 | us-east4
@@ -66,10 +68,14 @@ Amazon Web Services (AWS)::
 | ap-south-1
 | ap-southeast-1
 | ap-southeast-2
+| ap-southeast-3
 | ca-central-1
 | eu-central-1
+| eu-north-1
+| eu-south-1
 | eu-west-1
 | eu-west-2
+| eu-west-3
 | me-central-1
 | sa-east-1
 | us-east-1