Disgraced influencer Brian “Liver King” Johnson quietly had his charges dropped for allegedly making terroristic threats against Joe Rogan — and he’s already back ranting online about wanting to fight the black-belt podcaster. The 48-year-old YouTuber was nabbed in June after he traveled to Rogan’s hometown of Austin, Texas, and posted alarming videos on social media about wanting to fight the host while holding what appeared to be two guns. Johnson — who notoriously lied about his steroid-