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* api-change:``backup``: [``botocore``] Update backup client to latest version
* api-change:``docdb``: [``botocore``] Update docdb client to latest version
* api-change:``cloudfront``: [``botocore``] Update cloudfront client to latest version
* api-change:``servicecatalog``: [``botocore``] Update servicecatalog client to latest version
* feature:imds: [``botocore``] Updated InstanceMetadataFetcher to use custom ipv6 uri as endpoint if envvar or config set
* api-change:``ssm``: [``botocore``] Update ssm client to latest version