Bump the development group with 2 updates

Bumps the development group with 2 updates: [sass](https://github.com/sass/dart-sass) and [svelte](https://github.com/sveltejs/svelte/tree/HEAD/packages/svelte).


Updates `sass` from 1.80.4 to 1.80.6
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.80.4...1.80.6)

Updates `svelte` from 5.1.3 to 5.1.9
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/main/packages/svelte/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/commits/[email protected]/packages/svelte)

---
updated-dependencies:
- dependency-name: sass
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: development
- dependency-name: svelte
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: development
...

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

package.json

@@ -22,8 +22,8 @@
         "@sveltejs/vite-plugin-svelte": "^4.0.0",
         "minizinc": "^4.3.5",
         "prettier": "^3.3.3",
-        "sass": "^1.80.4",
-        "svelte": "^5.1.3",
+        "sass": "^1.80.6",
+        "svelte": "^5.1.9",
         "vite": "^5.4.10"
     },
     "dependencies": {