⬆️ maint(deps-dev): Bump @sveltejs/kit in /packages/server

Bumps [@sveltejs/kit](https://github.com/sveltejs/kit/tree/HEAD/packages/kit) from 1.21.0 to 2.5.7.
- [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-type: direct:development
  update-type: version-update:semver-major
...

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

packages/server/package.json

@@ -41,7 +41,7 @@
         "@nestjs/common": "^10.3.7",
         "@nestjs/platform-express": "^10.3.7",
         "@nestjs/testing": "^10.3.7",
-        "@sveltejs/kit": "1.21.0",
+        "@sveltejs/kit": "2.5.7",
         "@types/body-parser": "^1.19.2",
         "@types/express": "^4.17.17",
         "@types/supertest": "^2.0.12",