By Alek Arend An anonymous college football coach is still puzzled as to how Herm Edwards still has his job at Arizona State. In the Athlon Sports Arizona State preview, an anonymous opposing coach blasted Edwards and the Sun Devils. He went as far to call the program the “biggest dumpster fire” in college football. “This is the biggest dumpster fire in college football,” the preview quoted one coach as saying about ASU. “It is absolutely mind blowing that Herm (Edwards) is still employed, at least in the mind of the college coaching community. Everyone knows it’s a ticking time bomb, but no o…