Update CHANGELOG for #8612

CHANGELOG.md

@@ -15,6 +15,7 @@ BREAKING CHANGES
 * resource/aws_dx_gateway: Remove automatic `aws_dx_gateway_association` resource import [GH-14124]
 * resource/aws_elastic_transcoder_preset: Remove `video` configuration block `max_frame_rate` argument default value [GH-7141]
 * resource/aws_emr_cluster: Remove deprecated `instance_group` configuration block, `core_instance_count`, `core_instance_type`, and `master_instance_type` arguments [GH-14137]
+* resource/aws_launch_template: `network_interfaces` `delete_on_termination` argument changed from `bool` to `string` type [GH-8612]
 * resource/aws_msk_cluster: Update `encryption_info` `encryption_in_transit` `client_broker` argument default to match API default of `TLS` [GH-14132]
 * resource/aws_s3_bucket: Remove automatic `aws_s3_bucket_policy` resource import [GH-14121]
 * resource/aws_s3_bucket: Convert `region` to read-only attribute [GH-14127]