Paulo Fonseca is now almost a done deal as David Sullivan paints himself into a corner at West Ham over David Moyes’ successor. West Ham’s final shortlist to replace David Moyes was whittled from an alleged 15 names to just four this week. Five if you include Moyes himself as both he and the club continue to tow the party line that no decision will be made on the Scot’s future until the end of the season. At the top of the list at the start of the week – according to a top Sky Sports journalist – was coveted 39-year-old Ruben Amorim. And even as of last night, according to our own sources, the…