Sunderland boss Regis Le Bris has a lot of selection dilemmas right now. But they’re all positive dilemmas for Regis Le Bris who now has a very well-stocked Sunderland first-team squad. Deadline day saw four new players arrive at the Stadium of Light and a couple look set to feature vs Plymouth Argyle this weekend, with Chris Mepham and Milan Aleksic in contention. Salis Abdul Samed is injured for another 10 days, whilst Ahmed Abdullahi is undergoing surgery and won’t be available for selection for the next three months. Positions across the pitch now have a healthy bit of competition and that…