Enhancement: add parameter boto3_session for AWS DynamoDB cross account use cases (#10326)
- Description: to allow boto3 assume role for AWS cross account use
cases to read and update the chat history,
- Issue: use case I faced in my company,
- Dependencies: no
- Tag maintainer: @baskaryan ,
- Twitter handle: @tmin97
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Co-authored-by: Bagatur <baskaryan@gmail.com>