feat: Update AmazonBedrockChatGenerator to use Converse API (BREAKING…

… CHANGE) (#1219)

* Initial commit

* Update models tested

* Add tool support

* Update Amazon Bedrock model names in tests

* Support for tool streaming

* Format

* Minot test updates

* Lint

* Remove truncate init parameter

* Pull try down

* Add extract_replies_from_response unit test

* Add process_streaming_response unit test

* Lint

* Small test fix

* Use EventStream from botocore

* Update integrations/amazon_bedrock/src/haystack_integrations/components/generators/amazon_bedrock/chat/chat_generator.py

Co-authored-by: Stefano Fiorucci <[email protected]>

* Update integrations/amazon_bedrock/src/haystack_integrations/components/generators/amazon_bedrock/chat/chat_generator.py

Co-authored-by: Stefano Fiorucci <[email protected]>

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Co-authored-by: Stefano Fiorucci <[email protected]>