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* api-change:``gamelift``: Added support for Arm-based AWS Graviton2 instances, such as M6g, C6g, and R6g.
* api-change:``connectparticipant``: This release adds a new boolean attribute - Connect Participant - to the CreateParticipantConnection API, which can be used to mark the participant as connected.
* api-change:``ssm-incidents``: Updating documentation, adding new field to ConflictException to indicate earliest retry timestamp for some operations, increase maximum length of nextToken fields
* api-change:``ec2``: Added new read-only DenyAllIGWTraffic network interface attribute. Added support for DL1 24xlarge instances powered by Habana Gaudi Accelerators for deep learning model training workloads
* api-change:``ecs``: Amazon ECS now supports running Fargate tasks on Windows Operating Systems Families which includes Windows Server 2019 Core and Windows Server 2019 Full.
* api-change:``sagemaker``: This release adds support for RStudio on SageMaker.