fix: 删除不必要的导入与声明

Author: GaoNeng-wWw

packages/devui-vue/docs/.vitepress/demo/Demo.vue

@@ -53,7 +53,6 @@
 import { useRoute, useData } from 'vitepress';
 import { throttle } from 'lodash';
 import copy from 'clipboard-copy';
-// import clipboardCopy from
 import {
  ref,
  computed,
@@ -63,18 +62,6 @@ import {
  nextTick,
  defineAsyncComponent
 } from 'vue';
-const clipboardCopy = async (text) => {
- try {
- await copyClipboardApi(text)
- } catch (err) {
- // ...Otherwise, use document.execCommand() fallback
- try {
- await copyExecCommand(text)
- } catch (err2) {
- throw err2 || err || makeError()
- }
- }
-}
 export default {
  name: 'Demo',
  props: {
@@ -162,7 +149,6 @@ export default {
  }
 
  const onCopy = () => {
- // clipboardCopy(props.sourceCode)
  copy(props.sourceCode)
  isShowTip.value = true
  setTimeout(() => {