docs: fix vue example

examples/nuxt-example/components/ui/select/SelectScrollDownButton.vue

@@ -0,0 +1,24 @@
+<script setup lang="ts">
+import { type HTMLAttributes, computed } from 'vue'
+import { SelectScrollDownButton, type SelectScrollDownButtonProps, useForwardProps } from 'radix-vue'
+import { ChevronDownIcon } from '@radix-icons/vue'
+import { cn } from '@/lib/utils'
+
+const props = defineProps<SelectScrollDownButtonProps & { class?: HTMLAttributes['class'] }>()
+
+const delegatedProps = computed(() => {
+  const { class: _, ...delegated } = props
+
+  return delegated
+})
+
+const forwardedProps = useForwardProps(delegatedProps)
+</script>
+
+<template>
+  <SelectScrollDownButton v-bind="forwardedProps" :class="cn('flex cursor-default items-center justify-center py-1', props.class)">
+    <slot>
+      <ChevronDownIcon />
+    </slot>
+  </SelectScrollDownButton>
+</template>