refactor(frontend): popupMenuの項目作成時に三項演算子をなるべく使わないように (#14554)

* refactor(frontend): popupMenuの項目作成時に三項演算子をなるべく使わないように

* type import

* fix

* lint

packages/frontend/src/ui/deck/list-column.vue

@@ -22,7 +22,7 @@ import MkTimeline from '@/components/MkTimeline.vue';
 import * as os from '@/os.js';
 import { misskeyApi } from '@/scripts/misskey-api.js';
 import { i18n } from '@/i18n.js';
-import { MenuItem } from '@/types/menu.js';
+import type { MenuItem } from '@/types/menu.js';
 import { SoundStore } from '@/store.js';
 import { userListsCache } from '@/cache.js';
 import { soundSettingsButton } from '@/ui/deck/tl-note-notification.js';