Update CHANGELOG.md for #31567

CHANGELOG.md

@@ -116,6 +116,7 @@ ENHANCEMENTS:
 * provider: Allow `default_tags` and resource `tags` to include zero values `""` ([#30793](https://github.com/hashicorp/terraform-provider-aws/issues/30793))
 * provider: Duplicate `default_tags` can now be included and will be overwritten by resource `tags` ([#30793](https://github.com/hashicorp/terraform-provider-aws/issues/30793))
 * resource/aws_db_instance: Updates to `identifier` and `identifier_prefix` will no longer cause the database instance to be destroyed and recreated ([#31232](https://github.com/hashicorp/terraform-provider-aws/issues/31232))
+* resource/aws_eip: Deprecate `vpc` attribute. Use `domain` instead ([#31567](https://github.com/hashicorp/terraform-provider-aws/issues/31567))
 * resource/aws_guardduty_organization_configuration: Add `auto_enable_organization_members` attribute ([#30736](https://github.com/hashicorp/terraform-provider-aws/issues/30736))
 * resource/aws_kinesis_firehose_delivery_stream: Add `s3_configuration` to `elasticsearch_configuration`, `opensearch_configuration`, `redshift_configuration`, `splunk_configuration`, and `http_endpoint_configuration` ([#31138](https://github.com/hashicorp/terraform-provider-aws/issues/31138))
 * resource/aws_wafv2_web_acl: Support `rule_action_override` on `rule_group_reference_statement` ([#31374](https://github.com/hashicorp/terraform-provider-aws/issues/31374))