Bump stylelint from 14.8.2 to 14.9.1

Bumps [stylelint](https://github.com/stylelint/stylelint) from 14.8.2 to 14.9.1.
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](stylelint/stylelint@14.8.2...14.9.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -46,7 +46,7 @@
     "posthtml-expressions": "1.9.0",
     "posthtml-include": "1.7.3",
     "posthtml-load-config": "2.0.0",
-    "stylelint": "14.8.2",
+    "stylelint": "14.9.1",
     "stylelint-config-standard": "26.0.0",
     "tailwindcss": "2.1.4"
   }