Bump sass from 1.80.4 to 1.81.0

Bumps [sass](https://github.com/sass/dart-sass) from 1.80.4 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@1.80.4...1.81.0)

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

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

package.json

@@ -14,7 +14,7 @@
     "markdown-it-anchor": "^9.2.0",
     "markdown-it-toc-done-right": "^4.2.0",
     "npm-run-all": "^4.1.5",
-    "sass": "^1.80.4"
+    "sass": "^1.81.0"
   },
   "scripts": {
     "serve": "npm-run-all -s clean build:11ty build:css -p watch:** --silent",