WATERFORD TOWNSHIP, Mich. — Michigan supporters of Republican Donald Trump say they’re sticking with the former president despite a bevy of criminal charges and are growing in confidence that he can win the battleground state’s November election. Ahead of the Feb. 27 presidential primary, Republicans gathered for county conventions across the state Thursday. Then, hundreds of people lined up outdoors in subfreezing temperatures on Saturday to get into an airport hangar to watch Trump speak at a rally in Waterford Township. There, he told the crowd he was “being indicted for you.” In interviews…