Newcastle United appear to have stumbled on a winning formula of late. After a largely underwhelming start to the season, Newcastle have roared into form recently. Indeed, wins over Chelsea and Arsenal raise fresh hope about the season ahead and Eddie Howe’s side head to high-flying Nottingham Forest on Sunday with a renewed sense of optimism. Howe has tinkered with his team. Joelinton has been deployed as a left winger, with Joe Willock and Sean Longstaff either side of Bruno Guimaraes in midfield. It will be fascinating to see what the Newcastle United manager does at the City Ground on Sund…