remove axios import

src/ua/UANodeSet.ts

@@ -5,7 +5,6 @@ import { UAVariable } from './UAVariable';
 import { NamespaceTable } from './NameSpaceTable';
 import { Model } from './Model';
 import { XMLElem, type IToXML } from '@/util/XmlElem';
-import axios from 'axios';
 
 export class UANodeSet implements IToXML{