build(deps-dev): Bump @nextcloud/stylelint-config from 3.0.1 to 3.1.0

Bumps [@nextcloud/stylelint-config](https://github.com/nextcloud-libraries/stylelint-config) from 3.0.1 to 3.1.0.
- [Release notes](https://github.com/nextcloud-libraries/stylelint-config/releases)
- [Changelog](https://github.com/nextcloud-libraries/stylelint-config/blob/main/CHANGELOG.md)
- [Commits](nextcloud-libraries/stylelint-config@v3.0.1...v3.1.0)

---
updated-dependencies:
- dependency-name: "@nextcloud/stylelint-config"
  dependency-version: 3.1.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]