At the podium at SEC Media Days in Dallas on Tuesday, Tennessee coach Josh Heupel was asked about the possibility of “increased opportunities” for junior running back Dylan Sampson this season. That’s one way to put it. “Yeah,” Heupel said, “he will have increased opportunities.” Sampson enters his third season with the Vols as Tennessee’s starter at running back, offering a preview in the 35-0 win over Iowa in the Citrus Bowl on New Year’s Day. Both Jaylen Wright and Jabari Small opted out of the bowl game, handing off starting duties to Sampson, who ran 20 times for 133 yards against one of …