[Feature] MLflow integration

[juanitorduz]

Hi! Here is the promised issue to suggest integration with mlflow, in particular with the experiment tracking service. MLflow is widely used in the industry and could potentially boost the adoption of causy.

I will be happy to give you a quick demo, as I also used it for an open source project, I also help maintaining https://www.pymc-marketing.io/en/stable/api/generated/pymc_marketing.mlflow.html#module-pymc_marketing.mlflow :)