Un-indent multiagent section (#11310)
Un-indent multiagent section (#11310)

* Un-indent multiagent section
MARL section used to be nested inside bandits, which we probably don't want. Maybe give it its own section instead?

richardliaw/ray,richardliaw/ray,pcmoritz/ray-1,richardliaw/ray,ray-project/ray,richardliaw/ray,richardliaw/ray,richardliaw/ray,pcmoritz/ray-1,ray-project/ray,pcmoritz/ray-1,richardliaw/ray,ray-project/ray,ray-project/ray,ray-project/ray,ray-project/ray,pcmoritz/ray-1,pcmoritz/ray-1,ray-project/ray,ray-project/ray,pcmoritz/ray-1,pcmoritz/ray-1,richardliaw/ray,pcmoritz/ray-1