Some of the Newcastle United coaching staff were genuinely concerned that Kieran Trippier would leave the club amid interest from Bayern Munich in the January transfer window. Just a couple of months ago, the idea of Kieran Trippier leaving Newcastle would have been unthinkable. The 33-year-old has been an ‘amazing‘ and game-changing signing for the club, arriving when the Magpies looked to be in serious danger of being relegated. He has also provided seven assists in the Premier League so far this season. Unfortunately, Trippier’s form has dipped over the last couple of months. And it appeare…