修改模板更改参数校验

ruoyi-admin/src/main/java/com/ruoyi/web/controller/wisdomarbitrate/DeptIdentifyController.java

      * @return
      */
     @PostMapping("/updateTemplate")
-    public AjaxResult updateTemplate(TemplateManage templateManage,@RequestParam("file") MultipartFile file){
+    public AjaxResult updateTemplate(TemplateManage templateManage,@RequestParam(value = "file", required = false) MultipartFile file){
         return deptIdentifyService.updateTemplate(templateManage,file);
     }