Bump svelte from 3.59.2 to 4.2.19 in /ui

Bumps [svelte](https://github.com/sveltejs/svelte/tree/HEAD/packages/svelte) from 3.59.2 to 4.2.19.
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/[email protected]/packages/svelte/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/commits/[email protected]/packages/svelte)

---
updated-dependencies:
- dependency-name: svelte
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

ui/package-lock.json

@@ -27,7 +27,7 @@
     "rollup-plugin-livereload": "^2.0.5",
     "rollup-plugin-svelte": "^7.2.2",
     "sass": "^1.77.6",
-    "svelte": "^3.59.2",
+    "svelte": "^4.2.19",
     "tailwindcss": "^3.4.4"
   },
   "dependencies": {