SACRAMENTO, Calif. — After months of waiting, California state employees represented by the largest state worker union will soon receive the raises they won after a fraught summer of contract bargaining. Members of SEIU Local 1000 won what the union trumpeted as a “historic” contract — at least 3% annual raises for the next three years, as well as several adjustments ranging from 2.5% to 5% for close to 170 job classifications. Workers in several classifications with a starting wage below $20 an hour would also receive an additional 4% salary increase upon ratification of the deal. Due to the …