Aws\Amplify- Doc only update to the description of basicauthcredentials to describe the required encoding and format.Aws\Connect- This release adds support for configuring a custom chat duration when starting a new chat session via the StartChatContact API. The default value for chat duration is 25 hours, minimum configurable value is 1 hour (60 minutes) and maximum configurable value is 7 days (10,080 minutes).Aws\EC2- X2ezn instances are powered by Intel Cascade Lake CPUs that deliver turbo all core frequency of up to 4.5 GHz and up to 100 Gbps of networking bandwidthAws\Kafka- Amazon MSK has updated the CreateCluster and UpdateBrokerStorage API that allows you to specify volume throughput during cluster creation and broker volume updates.Aws\OpenSearchService- Allows customers to get progress updates for blue/green deployments