Around the country, Republicans are seeking to rewrite voting registration laws and file lawsuits over noncitizen voting. In Wisconsin, it’s coming down to a fight over the state constitution.MILWAUKEE — Panic took hold of Roselia Navarro when Donald Trump first campaigned for president on a promise to ramp up deportations. She had been in the United States without legal status since she was 13, and when he won, she worried he could send her to Mexico, separating her from her 3-year-old daughter. Navarro, who is married to a U.S. citizen, secured U.S. citizenship herself last year. She is excited to...