Bump tailwindcss from 3.4.4 to 3.4.6 in /site (#404)

Bumps [tailwindcss](https://github.com/tailwindlabs/tailwindcss) from 3.4.4 to 3.4.6.
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/v3.4.6/CHANGELOG.md)
- [Commits](tailwindlabs/tailwindcss@v3.4.4...v3.4.6)

---
updated-dependencies:
- dependency-name: tailwindcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

site/package.json

@@ -37,6 +37,6 @@
     "postcss": "^8.4.39",
     "prettier": "^3.3.2",
     "prettier-plugin-tailwindcss": "^0.6.5",
-    "tailwindcss": "^3.4.4"
+    "tailwindcss": "^3.4.6"
   }
 }