Boto3

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* api-change:``kinesisanalyticsv2``: [``botocore``] Kinesis Data Analytics now allows rapid iteration on Apache Flink stream processing through the Kinesis Data Analytics Studio feature.
* api-change:``rekognition``: [``botocore``] Amazon Rekognition Custom Labels adds support for customer managed encryption, using AWS Key Management Service, of image files copied into the service and files written back to the customer.
* api-change:``iam``: [``botocore``] Add pagination to ListUserTags operation
* api-change:``eks``: [``botocore``] Update the EKS AddonActive waiter.
* api-change:``autoscaling``: [``botocore``] With this release, customers can easily use Predictive Scaling as a policy directly through Amazon EC2 Auto Scaling configurations to proactively scale their applications ahead of predicted demand.
* api-change:``lightsail``: [``botocore``] Documentation updates for Amazon Lightsail.

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* api-change:``support``: [``botocore``] Documentation updates for support
* api-change:``apprunner``: [``botocore``] AWS App Runner is a service that provides a fast, simple, and cost-effective way to deploy from source code or a container image directly to a scalable and secure web application in the AWS Cloud.
* api-change:``compute-optimizer``: [``botocore``] This release enables compute optimizer to support exporting recommendations to Amazon S3 for EBS volumes and Lambda Functions.
* api-change:``personalize``: [``botocore``] Amazon Personalize now supports the ability to optimize a solution for a custom objective in addition to maximizing relevance.
* api-change:``license-manager``: [``botocore``] AWS License Manager now supports periodic report generation.
* api-change:``iotsitewise``: [``botocore``] Documentation updates for AWS IoT SiteWise.
* api-change:``lexv2-models``: [``botocore``] Update lexv2-models client to latest version

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* api-change:``mediaconnect``: [``botocore``] MediaConnect now supports JPEG XS for AWS Cloud Digital Interface (AWS CDI) uncompressed workflows, allowing you to establish a bridge between your on-premises live video network and the AWS Cloud.
* api-change:``sagemaker-a2i-runtime``: [``botocore``] Documentation updates for Amazon A2I Runtime model
* api-change:``applicationcostprofiler``: [``botocore``] APIs for AWS Application Cost Profiler.
* api-change:``neptune``: [``botocore``] Neptune support for CopyTagsToSnapshots
* api-change:``iotdeviceadvisor``: [``botocore``] AWS IoT Core Device Advisor is fully managed test capability for IoT devices. Device manufacturers can use Device Advisor to test their IoT devices for reliable and secure connectivity with AWS IoT.
* api-change:``elasticache``: [``botocore``] Documentation updates for elasticache

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* api-change:``events``: [``botocore``] Update InputTransformer variable limit from 10 to 100 variables.
* enhancement:``s3``: [``botocore``] Block endpoint resolution of clients configured with S3 pseudo-regions (e.g. ``aws-global``, ``s3-external-1``) that will never resolve to a correct access point endpoint.
* api-change:``macie2``: [``botocore``] This release of the Amazon Macie API adds support for defining run-time, S3 bucket criteria for classification jobs. It also adds resources for querying data about AWS resources that Macie monitors.
* api-change:``es``: [``botocore``] Adds support for cold storage.
* api-change:``securityhub``: [``botocore``] Updated descriptions to add notes on array lengths.
* api-change:``detective``: [``botocore``] Updated descriptions of array parameters to add the restrictions on the array and value lengths.
* api-change:``transcribe``: [``botocore``] Transcribe Medical now supports identification of PHI entities within transcripts
* api-change:``imagebuilder``: [``botocore``] Text-only updates for bundled documentation feedback tickets - spring 2021.
* enhancement:FIPS: [``botocore``] Add validation to only attempt to connect to FIPS endpoints with a FIPS pseudo-region if the pseudo-region is explicitly known to the SDK.

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* api-change:``ec2``: [``botocore``] High Memory virtual instances are powered by Intel Sky Lake CPUs and offer up to 12TB of memory.

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* api-change:``ssm-incidents``: [``botocore``] AWS Systems Manager Incident Manager enables faster resolution of critical application availability and performance issues, management of contacts and post-incident analysis
* api-change:``ssm-contacts``: [``botocore``] AWS Systems Manager Incident Manager enables faster resolution of critical application availability and performance issues, management of contacts and post incident analysis
* api-change:``s3control``: [``botocore``] Documentation updates for Amazon S3-control