[autoscaler] better message if there are more than 10 key pairs
[autoscaler] better message if there are more than 10 key pairs


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