docs: fix vue example

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

@@ -0,0 +1,19 @@
+<script lang="ts" setup>
+import type { HTMLAttributes } from 'vue'
+import { Primitive, type PrimitiveProps } from 'radix-vue'
+import { cn } from '@/lib/utils'
+
+const props = withDefaults(defineProps<PrimitiveProps & { class?: HTMLAttributes['class'] }>(), {
+  as: 'a',
+})
+</script>
+
+<template>
+  <Primitive
+    :as="as"
+    :as-child="asChild"
+    :class="cn('transition-colors hover:text-foreground', props.class)"
+  >
+    <slot />
+  </Primitive>
+</template>