The Shroud of Turin: a Templar relic?

"The connection between the Templars and the Shroud of Turin is still questionable. The link is in the similarity of the name of the Shroud's medieval "discoverer" Geoffrey de Charny, to that of Geoffroi de Charnay, the Preceptor of Normandy who was burned with Jacques de Malay as a relapsed heretic in 1314. Proof enough?