framework-comparaison

I start something to add in the index of https://git.cloud.safran/safransa/saadatascience/inner-source/ia-gen-patterns/iagen-design-patterns/-/blob/release-candidate/docs/design-patterns/agents/frameworks/index.md?ref_type=heads

I am not sure about Multimodel Support. Maybe something to discuss @d624590 @d611500 to have a complete comparaison