Bump sass from 1.80.7 to 1.81.0

Bumps [sass](https://github.com/sass/dart-sass) from 1.80.7 to 1.81.0.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.80.7...1.81.0)

---
updated-dependencies:
- dependency-name: sass
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -21,6 +21,6 @@
         "bulma": "^1.0.2",
         "d3": "^7.9.0",
         "mathjs": "^13.2.0",
-        "sass": "^1.80.7"
+        "sass": "^1.81.0"
     }
 }