乐团声部设置商品部分，兼容云教练收费

mec-biz/src/main/java/com/ym/mec/biz/service/impl/MusicGroupSubjectPlanServiceImpl.java

@@ -242,6 +242,7 @@ public class MusicGroupSubjectPlanServiceImpl extends BaseServiceImpl<Integer, M
         if (StringUtils.isNotEmpty(musicGroupId)) {
             MusicGroup musicGroup = musicGroupService.get(musicGroupId);
             courseViewType = musicGroup.getCourseViewType().getCode();
+            courseViewType = courseViewType == 3?2:courseViewType;
         }
         List<MusicGroupGoodsAndDiscountDto> goodsList = goodsDao.getMusicGroupGoodsAndDiscount(subjectId, type, courseViewType);
         if (chargeTypeId == null || (type != null && !"INSTRUMENT".equals(type))) {