feat: Update print_streaming_chunk to work with dict version of ChoiceDeltaToolCall

[sjrl]

Related Issues

• fixes #issue-number

Proposed Changes:

Make print streaming chunk work with dict version of ChoiceDeltaToolCall

This allows us to use this streaming callback with the new release 3.6.0 of the BedrockChatGenerator to stream tool calls

How did you test it?

Notes for the reviewer

Checklist

• I have read the contributors guidelines and the code of conduct
• I have updated the related issue with new insights and changes
• I added unit tests and updated the docstrings
• I've used one of the conventional commit types for my PR title: fix:, feat:, build:, chore:, ci:, docs:, style:, refactor:, perf:, test: and added ! in case the PR includes breaking changes.
• I documented my code
• I ran pre-commit hooks and fixed any issue

[coveralls]

Pull Request Test Coverage Report for Build 14929518756

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 11 unchanged lines in 2 files lost coverage.
• Overall coverage decreased (-0.05%) to 90.37%

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Files with Coverage Reduction	New Missed Lines	%
core/pipeline/async_pipeline.py	3	67.32%
components/generators/utils.py	8	13.64%

Totals
Change from base Build 14907254108:	-0.05%
Covered Lines:	10914
Relevant Lines:	12077

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💛 - Coveralls

[sjrl]

Closing for now since this will change with the current work being done on the StreamingChunk