Fixing tests running with newer `litellm` and Gemini 1.5 deprecation#330

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jamesbraza merged 2 commits intomainfrom

Jan 5, 2026

Commits on Jan 5, 2026

Pre-downloading tiktoken in conftest since litellm now lazily downloads tiktoken encodings
jamesbraza
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Refreshed test_dummyenv_using_empty_params to Gemini 2.5 so it passes again
jamesbraza
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