chore: update README.md

Author: actions-user

README.md

@@ -27,6 +27,14 @@
 
 -->
 
+> [!WARNING]  
+> ## Upcoming Migration of Components to a New GitHub Organization (CODE FREEZE 11/12 - 11/17)
+> We’re excited to announce that starting on November 12, 2024, we will begin migrating each component in the 
+> this repository to individual repositories under a new GitHub organization. 
+> This change aims to improve the stability, maintainability, and usability of our components.
+>  
+> [Learn more](https://github.com/cloudposse/terraform-aws-components/issues/1177)  about the migration and what to expect.
+
 This is a collection of reusable [AWS Terraform components](https://atmos.tools/core-concepts/components/) for provisioning infrastructure used by the Cloud Posse [reference architectures](https://cloudposse.com).
 They work really well with [Atmos](https://atmos.tools), our open-source tool for managing infrastructure as code with Terraform.