fix(Breadcrumb): 修复面包屑状态异常 (#840)

* fix: 切换菜单面包屑没更新

* chore: style lint

---------

Co-authored-by: 悠静萝莉 <i@mikuhl.cn>

Author: izoyo

src/layouts/components/Breadcrumb.vue

@@ -14,10 +14,9 @@ import { useLocale } from '@/locales/useLocale';
 import { RouteMeta } from '@/types/interface';
 
 const { locale } = useLocale();
+const route = useRoute();
 
 const crumbs = computed(() => {
-  const route = useRoute();
-
   const pathArray = route.path.split('/');
   pathArray.shift();