Remove unused imports (#12730)

packages/frontend/src/ui/classic.vue

@@ -46,7 +46,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 </template>
 
 <script lang="ts" setup>
-import { defineAsyncComponent, ComputedRef, onMounted, provide, ref, computed, shallowRef } from 'vue';
+import { defineAsyncComponent, onMounted, provide, ref, computed, shallowRef } from 'vue';
 import XSidebar from './classic.sidebar.vue';
 import XCommon from './_common_/common.vue';
 import { instanceName } from '@/config.js';