build(deps): bump sass from 1.89.2 to 1.90.0 in /website (#3744)

Bumps [sass](https://github.com/sass/dart-sass) from 1.89.2 to 1.90.0.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.89.2...1.90.0)

---
updated-dependencies:
- dependency-name: sass
  dependency-version: 1.90.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

website/package-lock.json

@@ -29,7 +29,7 @@
     "prism-react-renderer": "^2.4.1",
     "react": "^19.1.0",
     "react-dom": "^19.1.1",
-    "sass": "^1.89.2"
+    "sass": "^1.90.0"
   },
   "devDependencies": {
     "@biomejs/biome": "^1.9.4",