Update CHANGELOG for #10520 and #10521

CHANGELOG.md

@@ -8,7 +8,9 @@ BREAKING CHANGES
 * provider: The `AWS_METADATA_TIMEOUT` environment variable no longer has any effect as we now depend on the default AWS Go SDK EC2 Metadata client timeout of one second with two retries [GH-14077]
 * data-source/aws_availability_zones: Remove deprecated `blacklisted_names` and `blacklisted_zone_ids` arguments [GH-14134]
 * data-source/aws_directory_service_directory: Return an error when a single result is not found [GH-14006]
+* data-source/aws_ecr_repository: Return an error when a single result is not found [GH-10520]
 * data-source/aws_efs_file_system: Return an error when a single result is not found [GH-14005]
+* data-source/aws_launch_template: Return an error when a single result is not found [GH-10521]
 * resource/aws_acm_certificate: `certificate_body`, `certificate_chain`, and `private_key` attributes are no longer stored in the Terraform state with hash values [GH-9685]
 * resource/aws_apigatewayv2_integration: Correctly handle the `passthrough_behavior` attribute for HTTP APIs [GH-13062]
 * resource/aws_autoscaling_group: `availability_zones` and `vpc_zone_identifier` argument conflict now reported at plan-time [GH-12927]