Update CHANGELOG for #13269

Author: bflad

CHANGELOG.md

@@ -10,6 +10,7 @@ ENHANCEMENTS
 
 * resource/aws_acm_certificate: Provide additional plan-time validation for `subject_alternative_names` argument values [GH-14782]
 * resource/aws_ebs_volume: Support io2 type [GH-14894]
+* resource/aws_kinesis_firehose_delivery_stream: Add `elasticsearch_configuration` `vpc_config` configuration block [GH-13269]
 * resource/aws_msk_configuration: Support resource in-place updates and deletion [GH-14826]
 
 BUG FIXES