Martin Brundle has urged a Formula 1 team to either offer their young driver a full-time seat on the 2025 grid or release them, amid Audi holding talks about a move to Sauber. The field is really starting to take shape for next season following Haas signing Esteban Ocon to join Oliver Bearman. Only five seats remain to be confirmed on the grid with drives up for grabs at Mercedes, Alpine, Williams, Visa Cash App RB and Sauber, and possibly at Red Bull. Each of the aforementioned teams have young drivers in their ranks itching to earn a seat on the Formula 1 grid. Andrea Kimi Antonelli is in th…