Timothee Chalamet won’t allow his acting career to “ruin” his relationship with Kylie Jenner. The 28-year-old actor has enjoyed huge success in recent years, but he’s determined to prioritise his romance with the brunette beauty. A source told DailyMail.com: “He is on such a rise in Hollywood right now and he is nurturing that as much as possible – but he has no plans to allow that to ruin his relationship with Kylie.” The make-up mogul turns 27 in August, and Timothee is already making plans for Kylie’s birthday. The insider shared: “He is thinking so much about the future with her and one th…