build(deps): bump svelte from 5.48.1 to 5.51.5 (#260)

Bumps [svelte](https://github.com/sveltejs/svelte/tree/HEAD/packages/svelte) from 5.48.1 to 5.51.5.
- [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@5.51.5/packages/svelte)

---
updated-dependencies:
- dependency-name: svelte
  dependency-version: 5.51.5
  dependency-type: direct:production
...

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

Author: dependabot[bot]

docs/package.json

@@ -15,7 +15,7 @@
     "@astrojs/tailwind": "^6.0.2",
     "astro": "^5.16.15",
     "dompurify": "^3.3.1",
-    "svelte": "^5.48.1",
+    "svelte": "^5.51.5",
     "tailwindcss": "^3.4.0"
   },
   "devDependencies": {