Bump stylelint-scss from 5.1.0 to 5.2.1

Bumps [stylelint-scss](https://github.com/stylelint-scss/stylelint-scss) from 5.1.0 to 5.2.1.
- [Release notes](https://github.com/stylelint-scss/stylelint-scss/releases)
- [Changelog](https://github.com/stylelint-scss/stylelint-scss/blob/master/CHANGELOG.md)
- [Commits](https://github.com/stylelint-scss/stylelint-scss/compare/v5.1.0...v5.2.1)

---
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

@@ -64,7 +64,7 @@
     "stylelint": "^15.10.3",
     "stylelint-config-standard": "^34.0.0",
     "stylelint-config-standard-scss": "^11.0.0",
-    "stylelint-scss": "^5.1.0",
+    "stylelint-scss": "^5.2.1",
     "stylelint-webpack-plugin": "^4.1.1",
     "terser-webpack-plugin": "^5.3.9",
     "url-loader": "^4.1.1",