ANN ARBOR – The Michigan Wolverines completed their spring camp on Saturday with a 17-7 Maize victory over the Blue team in Ann Arbor. What comes after is an evaluation of the roster, especially on the offensive side of the ball. The transfer portal is open through April 30, and Maize head coach and offensive coordinator/quarterbacks coach Kirk Campbell shot down the idea Michigan could add a portal quarterback pretty emphatically, but there is still an opportunity to add and augment. RELATED:• Michigan notebook: Enow Etta weight change, why the Wolverines will ‘surprise’ with depth, Breeon Is…