Liverpool have a lot to sort out upon Arne Slot’s arrival as their new manager this summer. Overall, Jurgen Klopp is leaving the Reds in a very good position. Back looking healthy in the Premier League and, as of Thursday night, officially back in the Champions League. The first-team squad is certainly in need of some upgrading here and there, but that’s been true of most summers under Klopp, too. Instead of incomings though, perhaps the biggest legwork for Slot, Michael Edwards and Richard Hughes will be keeping the exit door closed. Players such as Luis Diaz have been heavily linked with lea…