<!-- short description of the feature you are proposing: --> Allow record format conversion for Kinesis Data Firehose delivery streams as described here: https://docs.aws.amazon.com/firehose/latest/dev/record-format-conversion.html Part of https://github.com/aws/aws-cdk/issues/7536 ### Use Case <!-- why do you need this feature? --> Converting the format of input data for a delivery stream from JSON to Apache Parquet or Apache ORC. ### Proposed Solution <!-- Please include prototype/workaround/sketch/reference implementation: --> See [RFC 340: Kinesis Firehose Delivery Stream](https://github.com/aws/aws-cdk-rfcs/pull/342) And [this branch with the prototype](https://github.com/madeline-k/aws-cdk/tree/madeline-k/feat/kinesisfirehose-l2) * [ ] :wave: I may be able to implement this feature request * [ ] :warning: This feature might incur a breaking change --- This is a :rocket: Feature Request