chore(deps): bump svelte from 5.55.4 to 5.55.9

Bumps [svelte](https://github.com/sveltejs/svelte/tree/HEAD/packages/svelte) from 5.55.4 to 5.55.9.
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/main/packages/svelte/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/commits/svelte@5.55.9/packages/svelte)

---
updated-dependencies:
- dependency-name: svelte
  dependency-version: 5.55.9
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package-lock.json

@@ -47,7 +47,7 @@
     "lucide-svelte": "^1.0.1",
     "marked": "^18.0.2",
     "session-file-store": "^1.5.0",
-    "svelte": "^5.55.4",
+    "svelte": "^5.55.9",
     "vite": "^8.0.8",
     "web-push": "^3.6.7",
     "ws": "^8.18.0"