[rllib] Agent: Allow unknown subkeys for custom_resources_per_worker (#3639)
[rllib] Agent: Allow unknown subkeys for custom_resources_per_worker (#3639)

* RLLib Agent: Allow unknown subkeys for custom_resources_per_worker

* Update agent.py

atumanov/ray,pcmoritz/ray-1,ray-project/ray,ray-project/ray,pcmoritz/ray-1,ray-project/ray,robertnishihara/ray,ujvl/ray-ng,atumanov/ray,richardliaw/ray,pcmoritz/ray-1,ujvl/ray-ng,robertnishihara/ray,stephanie-wang/ray,ray-project/ray,stephanie-wang/ray,stephanie-wang/ray,robertnishihara/ray,robertnishihara/ray,pcmoritz/ray-1,pcmoritz/ray-1,atumanov/ray,richardliaw/ray,pcmoritz/ray-1,richardliaw/ray,ray-project/ray,richardliaw/ray,stephanie-wang/ray,ray-project/ray,ujvl/ray-ng,richardliaw/ray,atumanov/ray,richardliaw/ray,stephanie-wang/ray,atumanov/ray,atumanov/ray,stephanie-wang/ray,ray-project/ray,pcmoritz/ray-1,robertnishihara/ray,atumanov/ray,stephanie-wang/ray,stephanie-wang/ray,robertnishihara/ray,robertnishihara/ray,pcmoritz/ray-1,robertnishihara/ray,stephanie-wang/ray,richardliaw/ray,ujvl/ray-ng,richardliaw/ray,atumanov/ray,ray-project/ray,robertnishihara/ray