Bump stylelint from 15.3.0 to 15.4.0 (#132)

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](stylelint/stylelint@15.3.0...15.4.0)

---
updated-dependencies:
- dependency-name: stylelint
  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

@@ -16,7 +16,7 @@
     "live-server": "^1.2.2",
     "prettier": "^2.8.4",
     "prettier-config-web-scrobbler": "0.1.0",
-    "stylelint": "15.3.0",
+    "stylelint": "15.4.0",
     "stylelint-config-web-scrobbler": "0.2.0"
   },
   "engines": {