Fix 'dictionary changed size during iteration' in _available_resources_per_node (#14839)
Fix 'dictionary changed size during iteration' in _available_resources_per_node (#14839)


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