Mercedes reserve driver Mick Schumacher hopes to have a permanent position on the Formula One grid again and is counting on the driver market at the end of the season, when the contracts of 14 of the 20 F1 drivers are due to expire. “It could be an advantage for me, that the driver market is already quite active and will continue to grow in the coming months. A lot will happen. Not only there will be changes in the teams, but one or two drivers could also end their careers,” Schumacher told the Sport Bild weekly on Wednesday. The son of F1 record champion Michael Schumacher competed in F1 hims…