[backport cloud/1.37] feat(ui): add shadcn-vue Select components (#8234)

Backport of #8205 to `cloud/1.37`

Automatically created by backport workflow.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-8234-backport-cloud-1-37-feat-ui-add-shadcn-vue-Select-components-2f06d73d365081eb9437d7ef7487ca05)
by [Unito](https://www.unito.io)

Co-authored-by: Alexander Brown <drjkl@comfy.org>
Co-authored-by: Amp <amp@ampcode.com>
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

src/components/ui/select/SelectGroup.vue

@@ -0,0 +1,17 @@
+<script setup lang="ts">
+import type { SelectGroupProps } from 'reka-ui'
+import { SelectGroup } from 'reka-ui'
+import type { HTMLAttributes } from 'vue'
+
+import { cn } from '@/utils/tailwindUtil'
+
+const { class: className, ...restProps } = defineProps<
+  SelectGroupProps & { class?: HTMLAttributes['class'] }
+>()
+</script>
+
+<template>
+  <SelectGroup :class="cn('w-full', className)" v-bind="restProps">
+    <slot />
+  </SelectGroup>
+</template>