Bump stylelint-scss from 5.3.2 to 6.12.0

Bumps [stylelint-scss](https://github.com/stylelint-scss/stylelint-scss) from 5.3.2 to 6.12.0.
- [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@v5.3.2...v6.12.0)

---
updated-dependencies:
- dependency-name: stylelint-scss
  dependency-version: 6.12.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -20,7 +20,7 @@
     "stylelint": "^16.19.1",
     "stylelint-config-standard": "^29.0.0",
     "stylelint-csstree-validator": "^2.0.0",
-    "stylelint-scss": "^5.3.2"
+    "stylelint-scss": "^6.12.0"
   },
   "eslintConfig": {
     "env": {