Build(deps): Bump svelte-preprocess from 6.0.2 to 6.0.3

Bumps [svelte-preprocess](https://github.com/sveltejs/svelte-preprocess) from 6.0.2 to 6.0.3.
- [Changelog](https://github.com/sveltejs/svelte-preprocess/blob/main/CHANGELOG.md)
- [Commits](sveltejs/svelte-preprocess@v6.0.2...v6.0.3)

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

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

package.json

@@ -52,7 +52,7 @@
     "rollup-plugin-svelte": "7.2.2",
     "svelte": "4.2.19",
     "svelte-check": "4.0.2",
-    "svelte-preprocess": "6.0.2",
+    "svelte-preprocess": "6.0.3",
     "tailwindcss": "3.4.13",
     "typescript": "5.6.2",
     "vitest": "2.1.1"