MIAMI — The 911 call is painful to hear: Miami Only Fans model Courtney Clenney, over the sound of a barking dog, frantically summons help as her boyfriend lays mortally wounded, a stab wound to his torso. “I can’t feel my arm. I can’t my feel my arm,” Christan “Toby” Obumseli can be heard saying calmly. “My boyfriend is dying of a stab wound!” Clenney cries. “Baby, I’m so sorry!” Unsaid on the call was that Clenney was the one who stabbed Obumseli, who would later die of a single knife wound to the heart. Prosecutors this week released the 911 call, as well as police body-cam footage of cops …