修改bug：

bug表903，私有应收	跟单开票界面，选择了2个月份一起开，开票金额只能是合计数，但是点确定提示开不了

tenant/organization/src/main/java/com/jzg/organization/service/impl/ReceivableServiceImpl.java

@@ -4934,8 +4934,9 @@ public class ReceivableServiceImpl extends ServiceImpl<ReceivableMapper, InsPlyI
                     insFeeFollowOrderLambdaQueryWrapper.eq(InsFeeFollowOrder::getYear, action.getYear());
                     List<String> monthList;
                     String monthStr = action.getMonth();
-                    if (StrUtil.contains(monthStr, ",")) {
-                        monthList = Arrays.asList(monthStr.split(","));
+                    String searchStr = ",";
+                    if (StrUtil.contains(monthStr, searchStr)) {
+                        monthList = Arrays.asList(monthStr.split(searchStr));
                     } else {
                         monthList = Collections.singletonList(monthStr);
                     }