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* api-change:``cloudfront``: [``botocore``] Update cloudfront client to latest version
* api-change:``comprehend``: [``botocore``] Update comprehend client to latest version
* api-change:``codepipeline``: [``botocore``] Update codepipeline client to latest version
* api-change:``secretsmanager``: [``botocore``] Update secretsmanager client to latest version
* enhancement:StreamingResponses: [``botocore``] Add ``iter_lines()`` and ``iter_chunks()`` to streaming responses (`1195 <https://github.com/boto/botocore/issues/1195>`__)