Federal officials on Wednesday released a far-reaching proposal to make cigarettes less addictive by capping their nicotine content, a goal long sought by antismoking advocates that is unlikely to go into effect anytime soon.The proposed rule from the Food and Drug Administration comes in the final days of President Joe Biden’s term, greatly reducing the likelihood that it will actually be enacted. President-elect Donald Trump and his health nominees have not commented on the measure, but a similar effort led by Trump’s first FDA commissioner, Dr. Scott Gottlieb, was sidelined during his first term.Trump’s health secretary nominee, Robert F. Kennedy Jr., has said little about how regulating tobacco fits into his plans to overhaul the government’s approach to fighting chronic disease. Even if the effort goes ahead under Trump, tobacco companies like Reynolds American and Altria are almost certain to challenge it in court, delaying implementation.The FDA has spent years …