Bump tailwindcss from 3.4.16 to 4.0.9 in /ui

Bumps [tailwindcss](https://github.com/tailwindlabs/tailwindcss/tree/HEAD/packages/tailwindcss) from 3.4.16 to 4.0.9.
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/tailwindcss/commits/v4.0.9/packages/tailwindcss)

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

Signed-off-by: dependabot[bot] <support@github.com>

ui/package.json

@@ -26,7 +26,7 @@
     "svelte": "^5.19.9",
     "svelte-check": "^4.1.4",
     "svelte-table": "^0.6.3",
-    "tailwindcss": "^3.4.16",
+    "tailwindcss": "^4.0.9",
     "typescript": "^5.0.0",
     "vite": "^5.4.14",
     "vite-plugin-html": "^3.2.2"