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[rkharwar-nv]

Added the option to use reasoning for both the LLM and VLM.

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Checklist

• I am familiar with the Contributing Guidelines.
• All commits are signed-off (git commit -s) and GPG signed (git commit -S).
• New or existing tests cover these changes.
• The documentation is up to date with these changes.
• If adjusting docker-compose.yaml environment variables have you ensured those are mimicked in the Helm values.yaml file.