fix: 修复“修改文件权限时，文件所属用户和用户组不显示”问题 (#6698)

frontend/src/views/host/file-management/batch-role/index.vue

@@ -81,8 +81,8 @@ const acceptParams = (props: BatchRoleProps) => {
         addForm.paths.push(file.path);
     });
     addForm.mode = Number.parseInt(String(props.files[0].mode), 8);
-    addForm.group = props.files[0].group;
-    addForm.user = props.files[0].user;
+    addForm.group = props.files[0].group || props.files[0].gid;
+    addForm.user = props.files[0].user || props.files[0].uid;
     addForm.sub = true;
 
     mode.value = String(props.files[0].mode);