Bump svelte-preprocess from 5.1.4 to 6.0.3 in /framerail

Bumps [svelte-preprocess](https://github.com/sveltejs/svelte-preprocess) from 5.1.4 to 6.0.3.
- [Changelog](https://github.com/sveltejs/svelte-preprocess/blob/main/CHANGELOG.md)
- [Commits](sveltejs/svelte-preprocess@v5.1.4...v6.0.3)

---
updated-dependencies:
- dependency-name: svelte-preprocess
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

framerail/package.json

@@ -46,7 +46,7 @@
     "json-rpc-2.0": "^1.7.0",
     "svelte": "^4.2.19",
     "svelte-check": "^4.0.2",
-    "svelte-preprocess": "^5.1.4",
+    "svelte-preprocess": "^6.0.3",
     "tslib": "^2.7.0",
     "vite": "^5.4.8"
   }