SACRAMENTO, Calif.—Gov. Gavin Newsom has allowed the release of a killer who served four decades in prison for the murder of a developmentally disabled California man who was buried alive, officials said Monday. Newsom took no action last Friday on the state parole board’s latest decision granting parole to David Weidert, his office said Monday, meaning that Weidert, 58, is now eligible for release. Weidert received a life sentence for killing 20-year-old Fresno-area resident Michael Morganti in 1980 to cover up a $500 burglary. Newsom blocked Weidert’s parole last year, saying then that he “currently poses an unreasonable danger to society if released from prison at this time.” Then-Gov. Jerry Brown similarly reversed release recommendations for Weidert in 2016 and 2018. Newsom this year accepted the finding of the Board of Parole Hearings, “which determined that he does not pose a current unreasonable risk to public safety,” his office said …