chore(deps): update dependency mlflow to v2.20.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mlflow	==2.20.0 -> ==2.20.1

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Release Notes

mlflow/mlflow (mlflow)

v2.20.1

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MLflow 2.20.1 is a patch release includes several bug fixes and features:

Features:

• Spark_udf support for the model signatures based on type hints (#​14265, @​serena-ruan)
• Helper connectors to use ChatAgent with LangChain and LangGraph (#​14215, @​bbqiu)
• Update classifier evaluator to draw RUC/Lift curves for CatBoost models by default (#​14333, @​singh-kristian)

Bug fixes:

• Fix Pydantic 1.x incompatibility issue (#​14332, @​BenWilson2)
• Apply temporary fix for LiteLLM tracing to workaround https://github.com/BerriAI/litellm/issues/8013 (#​14340, @​B-Step62)
• Fix false alert from type hint based model signature for ChatModel (#​14343, @​B-Step62)

Other small updates:

#​14337, #​14382, @​B-Step62; #​14356, @​daniellok-db, #​14354, @​artjen, #​14360, @​TomuHirata,

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