Creed Black, a peripatetic, pugnacious newspaper executive who enraged his native state by printing a series of articles exposing corruption on the University of Kentucky basketball team, died Tuesday in Miami. He was 86. The cause was complications of strokes, David Lawrence Jr., a former publisher of The Miami Herald, said. As publisher of The Lexington Herald-Leader, Mr. Black in 1985 gave the go-ahead for reporters to investigate shady practices involving…