build(deps): bump sass from 1.28.0 to 1.29.0 in /website/client (#12769)

Bumps [sass](https://github.com/sass/dart-sass) from 1.28.0 to 1.29.0.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/master/CHANGELOG.md)
- [Commits](https://github.com/sass/dart-sass/compare/1.28.0...1.29.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

website/client/package.json

@@ -44,7 +44,7 @@
     "lodash": "^4.17.20",
     "moment": "^2.29.1",
     "nconf": "^0.10.0",
-    "sass": "^1.28.0",
+    "sass": "^1.29.0",
     "sass-loader": "^8.0.2",
     "smartbanner.js": "^1.16.0",
     "svg-inline-loader": "^0.8.2",