A volleyball coach claims that he lost his job after his employers at a religious high school in Colorado learned about his sexual orientation. Coach Tonga was allegedly asked by officials at Valor Christian High School to “denounce being gay” if he wished to keep his job. The 30-year-old health care administrator had just finished his first season as an assistant boys volleyball coach last spring and had been assigned to a similar spot with the girls’ program this fall. Last week, when Tonga was called in for a meeting with Valor Christian’s athletic director and pastor he assumed it was…