Bump stylelint from 15.6.1 to 15.6.3

Bumps [stylelint](https://github.com/stylelint/stylelint) from 15.6.1 to 15.6.3.
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](stylelint/stylelint@15.6.1...15.6.3)

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

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