chore: 跟进编码bug修复

yudao-module-customer/yudao-module-customer-core/src/main/java/cn/iocoder/yudao/module/customer/service/customerFollowup/CustomerFollowupServiceImpl.java

@@ -82,6 +82,7 @@ public class CustomerFollowupServiceImpl extends AbstractService<CustomerFollowu
         String newFollowupNumber = CodeUtils.getOddFollowupNumbers(event.getNumber());
         CustomerFollowupNumberBackVO customerFollowupNumberBackVO =
                 new CustomerFollowupNumberBackVO()
+                        .setNumber(newFollowupNumber)
                         .setNumberId(event.getId())
                         .setNumberVersion(event.getVersion());