Nikki Haley Friday stepped up her attacks on former President Donald Trump and raked in more campaign cash even as Trump’s allies tried to force her out of the Republican primary race. The only woman left standing in the GOP contest pushed back hard against Trump’s effort to force her to drop out and concede the nomination to him. “He throws an absolute temper tantrum, talking about revenge,” Haley said in an interview on Fox News, apparently referring to Trump’s victory speech after the New Hampshire primary. “Then he goes and says that he’s going ban anyone from MAGA that donates to me.” “I …