Bump stylelint from 15.3.0 to 15.4.0

Bumps [stylelint](https://github.com/stylelint/stylelint) from 15.3.0 to 15.4.0.
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](https://github.com/stylelint/stylelint/compare/15.3.0...15.4.0)

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

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

package.json

@@ -3,7 +3,7 @@
     "csso-cli": "^4.0.2",
     "eslint": "^8.37.0",
     "html-minifier": "^4.0.0",
-    "stylelint": "^15.3.0",
+    "stylelint": "^15.4.0",
     "stylelint-config-standard": "^31.0.0",
     "terser": "^5.16.8",
     "vnu-jar": "^22.9.29"