build(deps-dev): bump stylelint from 15.6.0 to 15.7.0

Bumps [stylelint](https://github.com/stylelint/stylelint) from 15.6.0 to 15.7.0.
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](stylelint/stylelint@15.6.0...15.7.0)

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

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

package.json

@@ -28,7 +28,7 @@
     "postcss-less": "^6.0.0",
     "postcss-scss": "^4.0.6",
     "prettier": "^2.8.8",
-    "stylelint": "^15.6.0"
+    "stylelint": "^15.7.0"
   },
   "files": [
     "src/**/*.js",