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* api-change:``medialive``: [``botocore``] Update medialive client to latest version
* enhancement:EndpointDiscovery: [``botocore``] Add a config option, ``endpoint_discovery_enabled``, for automatically discovering endpoints
* api-change:``comprehend``: [``botocore``] Update comprehend client to latest version
* api-change:``firehose``: [``botocore``] Update firehose client to latest version
* api-change:``transcribe``: [``botocore``] Update transcribe client to latest version
* api-change:``cognito-idp``: [``botocore``] Update cognito-idp client to latest version