A few weeks ago, about 100 miles north of Manhattan along the Hudson River in Kingston, NY, police snapped handcuffs on an 85-year-old doctor and accused him of manslaughter. His crime, they say, was to help a dying woman end her life without agony. We’re past that in New Jersey, mostly, and that should surely make us proud. Doctors here helped about 100 suffering people end their lives with dignity in 2022, and probably more last year, thanks to a 2019 law that resulted from the most thoughtful discussion I’ve witnessed in Trenton, ever. It wasn’t partisan. The bosses pulled back and urged le…