Aws\MediaConvert- AWS Elemental MediaConvert SDK has added support for 4K AV1 output resolutions & 10-bit AV1 color, the ability to ingest sidecar Dolby Vision XML metadata files, and the ability to flag WebVTT and IMSC tracks for accessibility in HLS.Aws\TranscribeService- Add support for granular PIIEntityTypes when using Batch ContentRedaction.