Kylie Jenner is making major cuts to her $80-million real estate empire. The reality television scion and beauty mogul is reportedly offloading her longtime California mansion, listing the home for $20.3 million. Impressively, Jenner scooped up the Hidden Hills behemoth, located in the Los Angeles suburbs, for $12 million in 2016 when she was 19 years old. At the time, it was one of three (!) properties she snatched up in the celebrity-studded neighborhood. After buying her $2.7 million Calabasas starter home in 2016, Jenner purchased a Cape Cod-style pad in Hidden Hills for $6 million. Not long after, she dropped $4.5 million on a nearby home, which doubled as an office for her flourishing makeup brand, Kylie Cosmetics. Both houses have since been slashed from her portfolio. It’s no surprise that Kylie Jenner kept the largest of the trio, which served as her primary residence for a decade.…