FARGO — The golf game of North Dakota State senior receiver Mekhi Collins is pretty good these days, with the ability to break 80 in the occasional round during the summer. Now it’s time to make some birdies on the football field. Nobody is more anxious to do that than Collins, who has battled injuries and a top-heavy depth chart in his first four years with the Bison. He said he was still “a little banged up” in spring football after undergoing…