build(deps-dev): Bump svelte from 3.59.2 to 4.2.19

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/svelte@4.2.19/packages/svelte/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/commits/svelte@4.2.19/packages/svelte)

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

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

package.json

@@ -45,7 +45,7 @@
     "rehype-external-links": "^2.1.0",
     "rehype-slug": "^5.1.0",
     "striptags": "^3.2.0",
-    "svelte": "^3.55.0",
+    "svelte": "^4.2.19",
     "svelte-check": "^3.0.1",
     "svelte-confetti": "^1.2.2",
     "svelte-french-toast": "^1.0.3",