po/TEAMS: add new member to German translation team

Signed-off-by: Ralf Thielow <ralf.thielow@gmail.com>

po/TEAMS

@@ -17,6 +17,7 @@ Members:	Thomas Rast <tr@thomasrast.ch>
 		Christian Stimming <stimming@tuhh.de>
 		Phillip Szelat <phillip.szelat@gmail.com>
 		Matthias Rüster <matthias.ruester@gmail.com>
+		Magnus Görlitz <magnus.goerlitz@googlemail.com>
 
 Language:	fr (French)
 Repository:	https://github.com/jnavila/git