Anthony Volpe will likely be starting at shortstop Tuesday, when he plays his first non-rehab-assignment minor league game in more than three years. But as he begins a stint with Triple-A Scranton/Wilkes-Barre, with an uncertain end date after being optioned there Sunday night at the end of his rehab assignment, it bears watching if and when the Yankees will have him start to work at other positions to give him a better chance to eventually return to The Bronx. “We’ll see,” manager Aaron Boone said Monday before the series finale against the Orioles. “Right now, he’s going to play shortstop. If we have those conversations as the days unfold, we’ll have those. But not right now.” That left the door slightly more open than Boone had Sunday before the Yankees announced the decision to send Volpe to Triple-A, with José Caballero having done enough over the first 34 games to take over the starting shortstop job for the time being. Anthony Volpe is pictured before an April 17 game for Somerset.…