Update CHANGELOG.md for #45262

Author: changelogbot

CHANGELOG.md

@@ -6,6 +6,7 @@ NOTES:
 
 FEATURES:
 
+* **New Resource:** `aws_ecs_express_gateway_service` ([#45235](https://github.com/hashicorp/terraform-provider-aws/issues/45235))
 * **New Resource:** `aws_s3_bucket_abac` ([#45251](https://github.com/hashicorp/terraform-provider-aws/issues/45251))
 * **New Resource:** `aws_vpn_concentrator` ([#45175](https://github.com/hashicorp/terraform-provider-aws/issues/45175))