chore(deps-dev): update sass requirement in /example

Updates the requirements on [sass](https://github.com/sass/dart-sass) to permit the latest version.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.77.6...1.80.1)

---
updated-dependencies:
- dependency-name: sass
  dependency-type: direct:development
...

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

example/package.json

@@ -17,7 +17,7 @@
   },
   "devDependencies": {
     "@vitejs/plugin-vue": "^5.0.4",
-    "sass": "^1.77.6",
+    "sass": "^1.80.1",
     "typescript": "^5.4.5",
     "vite": "^5.3.1",
     "vue-tsc": "^2.0.29"