EAST LANSING, Mich. — It’s amazing how quickly Michigan State has gone from the hunter to the hunted. But that’s exactly where the Spartans are as they prepare to host Villanova on Friday night at the Breslin Center in the latest playing of the Gavitt Tipoff Games, a series pitting Big Ten teams against opponents from the Big East. They’re in that spot after the way the first three games of the season have played out, though it’s primarily the last two that stand out. It began last week at the Armed Forces Classic when Michigan State pushed No. 2 Gonzaga to the limit, controlling the game for …