声部更换调整

mec-student/src/main/java/com/ym/mec/student/controller/MemberRankController.java

@@ -70,6 +70,8 @@ public class MemberRankController extends BaseController {
 			return failed(HttpStatus.FORBIDDEN, "请登录");
 		}
 		memberPayParamDto.setUserId(sysUser.getId());
+		memberPayParamDto.setBuyNum(1);
+		memberPayParamDto.setGiveNum(0);
 		return succeed(memberRankSettingService.buy(memberPayParamDto));
 	}