用户补充个人详细信息（旧版实名）功能增加查询修改支持（之前只能是新增，有问题）

src/main/java/cn/quantgroup/xyqb/controller/internal/user/UserDetailController.java

@@ -53,11 +53,14 @@ public class UserDetailController implements IBaseController {
         return JsonResult.buildErrorStateResult("系统错误", null);
       }
       Timestamp now = new Timestamp(System.currentTimeMillis());
-      UserDetail userDetail = new UserDetail();
+      UserDetail userDetail = userDetailService.findByUserId(user.getId());
+      if (null == userDetail) {
+        userDetail = new UserDetail();
+        userDetail.setCreatedAt(now);
+      }
       userDetail.setIdNo(idNo);
       userDetail.setPhoneNo(user.getPhoneNo());
       userDetail.setUserId(user.getId());
-      userDetail.setCreatedAt(now);
       userDetail.setUpdatedAt(now);
       userDetail.setName(name);
       userDetail.setGender(info.getGender());