Aws\- Add missing PHPDoc annotations for ArrayAccess and Countable implementations.Aws\Connect- This release adds tagging support for UserHierarchyGroups resource.Aws\EC2- C6i, M6i and R6i instances are powered by a third-generation Intel Xeon Scalable processor (Ice Lake) delivering all-core turbo frequency of 3.5 GHzAws\FIS- Added action startTime and action endTime timestamp fields to the ExperimentAction objectAws\GuardDuty- Amazon GuardDuty findings now include remoteAccountDetails under AwsApiCallAction section if instance credential is exfiltrated.Aws\MediaTailor- This release adds support for multiple Segment Delivery Configurations. Users can provide a list of names and URLs when creating or editing a source location. When retrieving content, users can send a header to choose which URL should be used to serve content.