Update changelog

Author: hc-github-team-tf-provider-devex

.changes/0.27.0-alpha.1.md

@@ -0,0 +1,7 @@
+## 0.27.0-alpha.1 (March 18, 2025)
+
+NOTES:
+
+* This alpha pre-release contains the protocol definitions for managed resource identity, which can used with Terraform v1.12.0-alpha20250312, to store and read identity data during plan and apply workflows. ([#476](https://github.com/hashicorp/terraform-plugin-go/issues/476))
+* all: This Go module has been updated to Go 1.23 per the [Go support policy](https://go.dev/doc/devel/release#policy). It is recommended to review the [Go 1.23 release notes](https://go.dev/doc/go1.23) before upgrading. Any consumers building on earlier Go versions may experience errors. ([#491](https://github.com/hashicorp/terraform-plugin-go/issues/491))
+

.changes/unreleased/NOTES-20250314-101313.yaml

@@ -1,3 +1,10 @@
+## 0.27.0-alpha.1 (March 18, 2025)
+
+NOTES:
+
+* This alpha pre-release contains the protocol definitions for managed resource identity, which can used with Terraform v1.12.0-alpha20250312, to store and read identity data during plan and apply workflows. ([#476](https://github.com/hashicorp/terraform-plugin-go/issues/476))
+* all: This Go module has been updated to Go 1.23 per the [Go support policy](https://go.dev/doc/devel/release#policy). It is recommended to review the [Go 1.23 release notes](https://go.dev/doc/go1.23) before upgrading. Any consumers building on earlier Go versions may experience errors. ([#491](https://github.com/hashicorp/terraform-plugin-go/issues/491))
+
 ## 0.26.0 (January 22, 2025)
 
 BREAKING CHANGES: