Bump @sveltejs/kit from 2.46.5 to 2.49.5

Bumps [@sveltejs/kit](https://github.com/sveltejs/kit/tree/HEAD/packages/kit) from 2.46.5 to 2.49.5.
- [Release notes](https://github.com/sveltejs/kit/releases)
- [Changelog](https://github.com/sveltejs/kit/blob/main/packages/kit/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/kit/commits/@sveltejs/[email protected]/packages/kit)

---
updated-dependencies:
- dependency-name: "@sveltejs/kit"
  dependency-version: 2.49.5
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

ab-testing/frontend/package.json

@@ -15,7 +15,7 @@
 		"@guardian/ab-testing-config": "workspace:ab-testing-config",
 		"@sveltejs/adapter-auto": "^6.0.0",
 		"@sveltejs/adapter-static": "^3.0.8",
-		"@sveltejs/kit": "^2.16.0",
+		"@sveltejs/kit": "^2.49.5",
 		"@sveltejs/vite-plugin-svelte": "^5.0.0",
 		"svelte": "^5.0.0",
 		"svelte-check": "^4.0.0",