build(deps-dev): bump sass from 1.67.0 to 1.68.0

Bumps [sass](https://github.com/sass/dart-sass) from 1.67.0 to 1.68.0.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](https://github.com/sass/dart-sass/compare/1.67.0...1.68.0)

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

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

package.json

@@ -39,7 +39,7 @@
     "htmlparser": "1.7.7",
     "jed": "1.1.1",
     "qunit": "2.19.4",
-    "sass": "1.67.0",
+    "sass": "1.68.0",
     "stylelint": "15.10.3",
     "stylelint-config-standard": "34.0.0",
     "stylelint-config-standard-scss": "11.0.0",