Bump stylelint-scss from 6.7.0 to 6.8.1

Bumps [stylelint-scss](https://github.com/stylelint-scss/stylelint-scss) from 6.7.0 to 6.8.1.
- [Release notes](https://github.com/stylelint-scss/stylelint-scss/releases)
- [Changelog](https://github.com/stylelint-scss/stylelint-scss/blob/master/CHANGELOG.md)
- [Commits](stylelint-scss/stylelint-scss@v6.7.0...v6.8.1)

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

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

package.json

@@ -40,7 +40,7 @@
     "stylelint": "^16.10.0",
     "stylelint-config-recommended": "^14.0.1",
     "stylelint-config-standard-scss": "^13.1.0",
-    "stylelint-scss": "^6.7.0",
+    "stylelint-scss": "^6.8.1",
     "swagger-ui-dist": "^5.17.14",
     "uswds": "^1.6.13"
   },