Nicki Minaj is shedding more light on why she turned to the MAGA side ... and it mostly revolves around two powerful Black men. The rapper told Time ... there's a large, but quiet resentment toward Jay-Z in the rap world ... the mogul who she's accused of trying to sabotage her career. And on top of that ... Jay is close pals with Barack Obama . As she tells it, the former president is a huge sticking point for her for two reasons ... first, there's an expectation that Black entertainers