United Airlines will not outsource 220 jobs at the Lihue, Kahului and Kona airports, according to Sen. Brian Schatz, D-Hawaii. The senator’s office said that the International Association of Machinists and Aerospace Workers union reached an agreement with United to to keep the ground crew jobs at the airports. United Airlines said in March that it was considering ways to run a more "efficient and financially sustainable business" in Hawaii and was looking to outsource jobs at the airports in…