Aws\Batch- This release adds support for price capacity optimized allocation strategy for Spot Instances.Aws\DatabaseMigrationService- Adding new API describe-engine-versions which provides information about the lifecycle of a replication instance's version.Aws\InternetMonitor- This release adds a new feature for Amazon CloudWatch Internet Monitor that enables customers to set custom thresholds, for performance and availability drops, for impact limited to a single city-network to trigger creation of a health event.Aws\MediaLive- AWS Elemental Link devices now report their Availability Zone. Link devices now support the ability to change their Availability Zone.Aws\Polly- Amazon Polly adds new French Belgian voice - Isabelle. Isabelle is available as Neural voice only.Aws\RDS- Added support for deleted clusters PiTR.Aws\SageMaker- Add Stairs TrafficPattern and FlatInvocations to RecommendationJobStoppingConditions