Boto3

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* api-change:``autoscaling``: [``botocore``] This release adds support for attribute-based instance type selection, a new EC2 Auto Scaling feature that lets customers express their instance requirements as a set of attributes, such as vCPU, memory, and storage.
* api-change:``ec2``: [``botocore``] This release adds: attribute-based instance type selection for EC2 Fleet, Spot Fleet, a feature that lets customers express instance requirements as attributes like vCPU, memory, and storage; and Spot placement score, a feature that helps customers identify an optimal location to run Spot workloads.
* enhancement:Session: Added `get_partition_for_region` to lookup partition for a given region_name
* api-change:``eks``: [``botocore``] EKS managed node groups now support BOTTLEROCKET_x86_64 and BOTTLEROCKET_ARM_64 AMI types.
* api-change:``sagemaker``: [``botocore``] This release allows customers to describe one or more versioned model packages through BatchDescribeModelPackage, update project via UpdateProject, modify and read customer metadata properties using Create, Update and Describe ModelPackage and enables cross account registration of model packages.
* enhancement:Session: [``botocore``] Added `get_partition_for_region` allowing partition lookup by region name.
* api-change:``textract``: [``botocore``] This release adds support for asynchronously analyzing invoice and receipt documents through two new APIs: StartExpenseAnalysis and GetExpenseAnalysis
* enchancement:``s3``: TransferConfig now supports the `max_bandwidth` argument.

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* api-change:``emr-containers``: [``botocore``] This feature enables auto-generation of certificate to secure the managed-endpoint and removes the need for customer provided certificate-arn during managed-endpoint setup.
* api-change:``chime-sdk-messaging``: [``botocore``] The Amazon Chime SDK now supports push notifications through Amazon Pinpoint
* api-change:``chime-sdk-identity``: [``botocore``] The Amazon Chime SDK now supports push notifications through Amazon Pinpoint

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* api-change:``rds``: [``botocore``] This release adds support for Amazon RDS Custom, which is a new RDS management type that gives you full access to your database and operating system. For more information, see https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/rds-custom.html
* api-change:``auditmanager``: [``botocore``] This release introduces a new feature for Audit Manager: Custom framework sharing. You can now share your custom frameworks with another AWS account, or replicate them into another AWS Region under your own account.
* api-change:``ec2``: [``botocore``] This release adds support to create a VPN Connection that is not attached to a Gateway at the time of creation. Use this to create VPNs associated with Core Networks, or modify your VPN and attach a gateway using the modify API after creation.
* api-change:``route53resolver``: [``botocore``] New API for ResolverConfig, which allows autodefined rules for reverse DNS resolution to be disabled for a VPC

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* api-change:``quicksight``: [``botocore``] Added QSearchBar option for GenerateEmbedUrlForRegisteredUser ExperienceConfiguration to support Q search bar embedding
* api-change:``auditmanager``: [``botocore``] This release introduces character restrictions for ControlSet names. We updated regex patterns for the following attributes: ControlSet, CreateAssessmentFrameworkControlSet, and UpdateAssessmentFrameworkControlSet.
* api-change:``chime``: [``botocore``] Chime VoiceConnector and VoiceConnectorGroup APIs will now return an ARN.

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* api-change:``connect``: [``botocore``] Released Amazon Connect hours of operation API for general availability (GA). This API also supports AWS CloudFormation. For more information, see Amazon Connect Resource Type Reference in the AWS CloudFormation User Guide.

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* api-change:``appflow``: [``botocore``] Feature to add support for JSON-L format for S3 as a source.
* api-change:``mediapackage-vod``: [``botocore``] MediaPackage passes through digital video broadcasting (DVB) subtitles into the output.
* api-change:``mediaconvert``: [``botocore``] AWS Elemental MediaConvert SDK has added support for specifying caption time delta in milliseconds and the ability to apply color range legalization to source content other than AVC video.
* api-change:``mediapackage``: [``botocore``] When enabled, MediaPackage passes through digital video broadcasting (DVB) subtitles into the output.
* api-change:``panorama``: [``botocore``] General availability for AWS Panorama. AWS SDK for Panorama includes APIs to manage your devices and nodes, and deploy computer vision applications to the edge. For more information, see the AWS Panorama documentation at http://docs.aws.amazon.com/panorama
* feature:Serialization: [``botocore``] rest-json serialization defaults aligned across AWS SDKs
* api-change:``directconnect``: [``botocore``] This release adds 4 new APIS, which needs to be public able
* api-change:``securityhub``: [``botocore``] Added support for cross-Region finding aggregation, which replicates findings from linked Regions to a single aggregation Region. Added operations to view, enable, update, and delete the finding aggregation.