Motorola Razr 50 is expected to launch as the company’s latest clamshell-style foldable phone, and the handset has now been spotted on two regulatory websites. One of the listings confirms the moniker of the upcoming foldable, while the other reveals the model number. The foldable is tipped to arrive with a cover screen that is larger than the one on its predecessor and could be equipped with an octa-core MediaTek…