Update CHANGELOG.md for #44518

Author: changelogbot

CHANGELOG.md

@@ -17,6 +17,8 @@ ENHANCEMENTS:
 BUG FIXES:
 
 * provider: Correctly validate AWS European Sovereign Cloud Regions in ARNs ([#44573](https://github.com/hashicorp/terraform-provider-aws/issues/44573))
+* provider: Fix `Missing Resource Identity After Update` errors for non-refreshed and failed updates of Plugin Framework based resources ([#44518](https://github.com/hashicorp/terraform-provider-aws/issues/44518))
+* provider: Fix `Unexpected Identity Change` errors when fully-null identity values in state are updated to valid values for Plugin Framework based resources ([#44518](https://github.com/hashicorp/terraform-provider-aws/issues/44518))
 * resource/aws_datazone_environment: Correctly updates `glossary_terms`. ([#44491](https://github.com/hashicorp/terraform-provider-aws/issues/44491))
 * resource/aws_datazone_environment: Prevents `unknown value` error when optional `account_identifier` is not specified. ([#44491](https://github.com/hashicorp/terraform-provider-aws/issues/44491))
 * resource/aws_datazone_environment: Prevents `unknown value` error when optional `account_region` is not specified. ([#44491](https://github.com/hashicorp/terraform-provider-aws/issues/44491))