Bump svelte from 3.46.4 to 3.49.0 in /js/ui (#33)

Bumps [svelte](https://github.com/sveltejs/svelte) from 3.46.4 to 3.49.0.
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/master/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/compare/v3.46.4...v3.49.0)

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

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

js/ui/package.json

@@ -30,7 +30,7 @@
 		"process": "^0.11.10",
 		"stream-browserify": "^3.0.0",
 		"stream-http": "^3.2.0",
-		"svelte": "^3.31.2",
+		"svelte": "^3.49.0",
 		"svelte-check": "^2.2.11",
 		"svelte-loader": "^3.0.0",
 		"svelte-preprocess": "^4.3.0",