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* enhancement:TLS: Added support for configuring a client certificate and key when establishing TLS connections.
* api-change:``ssm``: Update ssm client to latest version
* bugfix:InstanceMetadataFetcher: Fix failure to retry on empty credentials and invalid JSON returned from IMDS `1049 <https://github.com/boto/botocore/issues/1049>`__ `1403 <https://github.com/boto/botocore/issues/1403>`__