Former South Carolina Gov. Nikki Haley failed to seriously challenge former President Donald Trump for the 2024 nomination — but she didn’t have to, argued Lisa Kashinsky and Jessica Piper for Politico, because she damaged the former president in another way. “The former U.N. ambassador beat Trump in Vermont and Washington, D.C., and won more than 40 percent of the vote in New Hampshire and Utah. And though Haley’s appeal to Republicans in those places hardly dented Trump in the primary, the results suggest very specific vulnerabilities for the former president in the run-up to the general ele…