docs: fix vue example

examples/nuxt-example/components/ui/breadcrumb/BreadcrumbPage.vue

@@ -0,0 +1,19 @@
+<script lang="ts" setup>
+import type { HTMLAttributes } from 'vue'
+import { cn } from '@/lib/utils'
+
+const props = defineProps<{
+  class?: HTMLAttributes['class']
+}>()
+</script>
+
+<template>
+  <span
+    role="link"
+    aria-disabled="true"
+    aria-current="page"
+    :class="cn('font-normal text-foreground', props.class)"
+  >
+    <slot />
+  </span>
+</template>