Now, we don’t profess to have an inside line to one of Manchester United’s forgotten man. But we’d imagine that, when he embarked upon a loan move away from Old Trafford during January, this was not what he had in mind. For the third game in a row, a £34 million player who managed only two minutes of football in the first half of the Premier League season did not even get off the bench for the club who offered him an olive branch in the winter window. Manchester United’s Donny van de Beek was, once again, restricted to spectator status as Eintracht Frankfurt drew 1-1 at home to Werder Bremen o…