fix(deps): update dependency tailwindcss to v3.4.16 (#798)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [tailwindcss](https://tailwindcss.com)
([source](https://redirect.github.com/tailwindlabs/tailwindcss)) |
[`3.4.15` ->
`3.4.16`](https://renovatebot.com/diffs/npm/tailwindcss/3.4.15/3.4.16) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/tailwindcss/3.4.16?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/tailwindcss/3.4.16?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/tailwindcss/3.4.15/3.4.16?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/tailwindcss/3.4.15/3.4.16?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>tailwindlabs/tailwindcss (tailwindcss)</summary>

###
[`v3.4.16`](https://redirect.github.com/tailwindlabs/tailwindcss/releases/tag/v3.4.16)

[Compare
Source](https://redirect.github.com/tailwindlabs/tailwindcss/compare/v3.4.15...v3.4.16)

##### Fixed

- Ensure the TypeScript types for `PluginsConfig` allow `undefined`
values
([#&#8203;14668](https://redirect.github.com/tailwindlabs/tailwindcss/pull/14668))

### Changed

- Bumped lilconfig to v3.x
([#&#8203;15289](https://redirect.github.com/tailwindlabs/tailwindcss/pull/15289))

</details>

---

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---

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package.json

@@ -27,7 +27,7 @@
     "@astrojs/sitemap": "3.2.1",
     "@astrojs/tailwind": "5.1.3",
     "astro": "4.16.16",
-    "tailwindcss": "3.4.15"
+    "tailwindcss": "3.4.16"
   },
   "devDependencies": {
     "@biomejs/biome": "1.9.4",