RED BANK, N.J.—Sam Boulmetis Sr., a Hall of Fame jockey who won four Monmouth Park riding titles in the 1940s and ’50s during a nearly 20-year career, has died. He was 94. He died Sunday at Riverview Medical Center in Red Bank, his family said. Boulmetis won 2,783 races and his mounts earned $15.4 million…