Revert "手机号修改记录操作人为空默认userId"

This reverts commit 64417fb4.

src/main/java/cn/quantgroup/xyqb/service/user/impl/ModifyPhoneNoServiceImpl.java

@@ -461,7 +461,7 @@ public class ModifyPhoneNoServiceImpl implements IModifyPhoneNoService {
         if (Objects.isNull(record.getApplySource())) {
             record.setApplySource(ApplySource.CLIENT);
         }
-        record.setOperator(String.valueOf(user.getId()));
+        record.setOperator("外部系统");
         record.setApplyStatusReason(modifyRejectRecord.getRejectReason());
         modifyPhoneRecordRepository.saveAndFlush(record);
     }