Surely, the recent splash deals made by the Dallas Cowboys puts them out of the juicy trade conversation for Arizona Cardinals receiver DeAndre Hopkins … at least one would think. It finally happened. The Dallas Cowboys traded for Houston Texans receiver Brandin Cooks on Sunday, surprisingly giving Jerry Jones and Co. their second big trade of a new league year that started off without much noise on their end. After countless Instagram jersey swaps from Cowboys fans dreaming of the day when the team would make a big-time trade, acquiring the talent of All-Pro cornerback Stephon Gilmore from the Indianapolis…