chore(deps-dev): Bump sass-embedded from 1.88.0 to 1.89.0 in /docs

Bumps [sass-embedded](https://github.com/sass/embedded-host-node) from 1.88.0 to 1.89.0.
- [Changelog](https://github.com/sass/embedded-host-node/blob/main/CHANGELOG.md)
- [Commits](sass/embedded-host-node@1.88.0...1.89.0)

---
updated-dependencies:
- dependency-name: sass-embedded
  dependency-version: 1.89.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

docs/package-lock.json

@@ -25,7 +25,7 @@
     "@vuepress/plugin-google-analytics": "2.0.0-rc.103",
     "@vuepress/plugin-register-components": "2.0.0-rc.103",
     "@vuepress/theme-default": "2.0.0-rc.104",
-    "sass-embedded": "^1.88.0",
+    "sass-embedded": "^1.89.0",
     "vuepress": "2.0.0-rc.23"
   },
   "optionalDependencies": {