Bump @headlessui/vue from 1.7.15 to 1.7.16 in /ui (#323)

Bumps [@headlessui/vue](https://github.com/tailwindlabs/headlessui/tree/HEAD/packages/@headlessui-vue) from 1.7.15 to 1.7.16.
- [Release notes](https://github.com/tailwindlabs/headlessui/releases)
- [Changelog](https://github.com/tailwindlabs/headlessui/blob/main/packages/@headlessui-vue/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/headlessui/commits/@headlessui/vue@v1.7.16/packages/@headlessui-vue)

---
updated-dependencies:
- dependency-name: "@headlessui/vue"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

ui/package.json

@@ -15,7 +15,7 @@
   },
   "dependencies": {
     "@fortawesome/fontawesome-free": "6.4.2",
-    "@headlessui/vue": "1.7.15",
+    "@headlessui/vue": "1.7.16",
     "@meforma/vue-toaster": "1.3.0",
     "@popperjs/core": "2.11.8",
     "@tailwindcss/forms": "0.5.4",