Tanya Roberts’ longtime partner explained to The Post on Monday how the former Bond girl was mistakenly reported dead by her publicist. Lance O’Brien, 62, said the mix-up occurred during a conversation he had with the actress’ rep, Mike Pingel, on Sunday — in which O’Brien said he was “blubbering” after an “end of life” visit with Roberts at the hospital. “[Pingel] goes, ‘What happened?’ And I say, ‘I just said goodbye to Tanya, and I got to see her beautiful eyes one last time.’ And after that, I’m just blubbering,” O’Brien recalled. The call with O’Brien apparently prompted Pingel...