build(deps-dev): bump stylelint from 16.19.1 to 16.20.0 (#187)

Bumps [stylelint](https://github.com/stylelint/stylelint) from 16.19.1 to 16.20.0.
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](stylelint/stylelint@16.19.1...16.20.0)

---
updated-dependencies:
- dependency-name: stylelint
  dependency-version: 16.20.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -36,7 +36,7 @@
     "prettier": "^3.5.3",
     "prettier-plugin-pkg": "^0.19.1",
     "prettier-plugin-sh": "^0.17.4",
-    "stylelint": "^16.19.1",
+    "stylelint": "^16.20.0",
     "stylelint-config-standard-scss": "^14.0.0",
     "stylelint-junit-formatter": "^0.2.2",
     "stylelint-prettier": "^5.0.3"