chore(deps-dev): bump svelte from 4.2.16 to 4.2.19 (#301)

Bumps [svelte](https://github.com/sveltejs/svelte/tree/HEAD/packages/svelte) from 4.2.16 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
...

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packages/site-kit/package.json

@@ -31,7 +31,7 @@
 		"marked": "^12.0.2",
 		"prettier": "^3.2.5",
 		"shiki-twoslash": "^3.1.2",
-		"svelte": "^4.2.16",
+		"svelte": "^4.2.19",
 		"typescript": "^5.4.5",
 		"vite": "^5.2.11"
 	},