TY Lim / ShutterstockMcDonald's just made a major change to its breakfast menu—and it's an egg-citing one.In 2015, the fast-food giant committed to sourcing 100% cage-free eggs for its restaurants in the United States by 2025. McDonald's just announced that it has now fulfilled that promise two years ahead of schedule.RELATED: 9 Major Changes You'll See at America's Most Popular Fast-Food Chains In 2024This means that every egg you consume from McDonald's now and moving forward comes from cage-f