fix：课程调整不更改网管课课程组有效期

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

@@ -276,8 +276,8 @@ public class SysUserCashAccountServiceImpl extends BaseServiceImpl<Integer, SysU
         SysUserCoursesAccountDetail sysUserCoursesAccountDetail = new SysUserCoursesAccountDetail();
         if(changeMoney.compareTo(cashAccount.getCourseBalance())>0){
             changeMoney = changeMoney.subtract(cashAccount.getCourseBalance());
+            sysUserCoursesAccountDetail.setAmount(cashAccount.getCourseBalance());
             cashAccount.setCourseBalance(BigDecimal.ZERO);
-            sysUserCoursesAccountDetail.setAmount(changeMoney);
         }else{
             cashAccount.setCourseBalance(cashAccount.getCourseBalance().subtract(changeMoney));
             sysUserCoursesAccountDetail.setAmount(changeMoney);