By Alek Arend Bronny James may not be a pro just yet, but he’s already landed a major endorsement deal. The son of NBA great LeBron James has struck a deal with PSD underwear and plans to released a signature collection in 2022. “It’s official! Who’s ready for @bronny collection! Welcome to the fam 🔥 ,” PSD underwear announced on Instagram. Bronny James isn’t the only notable athlete with PSD. He joins athletes like Deebo Samuel, Ja Morant and Jimmy Butler. LeBron is thrilled for his son. “Yessir!!!! Who’s ready for the Bronny collection that’s coming with @PSDunderwear??!!! Well I know I am!!…