Could Manchester United add a final flourish to the transfer window that is already looking like the best one in a long time? As things are developing, it looks increasingly like one transfer saga of the summer is set to come to an end one way or the other. United have so far signed one striker, two centre-backs, and a fullback to plug various holes in their squad and a defensive midfielder is next on the agenda. READ MORE: Premier League 24/25: Man Utd Fixtures, Start Date, Schedule, International Breaks & MoreIt’s widely expected that one will end up coming through the door, but that might n…