Bump sass from 1.69.7 to 1.71.1 (#967)

Bumps [sass](https://github.com/sass/dart-sass) from 1.69.7 to 1.71.1.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.69.7...1.71.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Wen Kokke <wenkokke@users.noreply.github.com>

package.json

@@ -3,6 +3,6 @@
     "browser-sync": "^3.0.2",
     "html-validate": "^8.8.0",
     "html-minifier": "^4.0.0",
-    "sass": "^1.69.7"
+    "sass": "^1.71.1"
   }
 }