Ze'ev Rispler

Results 5 issues of Ze'ev Rispler

Added model server to deploy models trained with mlflow and tracked by mlrun.

Added sentiment step, edited retrival step, changed main file as guy suggested

Changed the file name in preperation for chatmodels. Added config and stop token to match with overridden functions in mlrunllm.

updated scikit-learn in number of functions, also updated the tests to support mlrun 1.8.0