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* api-change:``forecast``: Predictor creation now supports selecting an accuracy metric to optimize in AutoML and hyperparameter optimization. This release adds additional accuracy metrics for predictors - AverageWeightedQuantileLoss, MAPE and MASE.
* api-change:``ssm-contacts``: Added SDK examples for SSM-Contacts.
* api-change:``amp``: This release adds tagging support for Amazon Managed Service for Prometheus workspace.
* api-change:``elasticache``: Doc only update for ElastiCache
* api-change:``mediapackage``: SPEKE v2 support for live CMAF packaging type. SPEKE v2 is an upgrade to the existing SPEKE API to support multiple encryption keys, it supports live DASH currently.
* api-change:``xray``: Updated references to AWS KMS keys and customer managed keys to reflect current terminology.
* api-change:``eks``: Adding RegisterCluster and DeregisterCluster operations, to support connecting external clusters to EKS.