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727a2ea9 - community[patch]: history size support for DynamoDBChatMessageHistory (#16794)

community[patch]: history size support for DynamoDBChatMessageHistory (#16794) **Description:** PR adds support for limiting number of messages preserved in a session history for DynamoDBChatMessageHistory --------- Co-authored-by: Bagatur <22008038+baskaryan@users.noreply.github.com> Co-authored-by: Bagatur <baskaryan@gmail.com>