chore(deps-dev): bump the dev group with 4 updates

Bumps the dev group with 4 updates: [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8), [@vue/test-utils](https://github.com/vuejs/test-utils), [stylelint](https://github.com/stylelint/stylelint) and [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest).


Updates `@vitest/coverage-v8` from 4.1.4 to 4.1.5
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.5/packages/coverage-v8)

Updates `@vue/test-utils` from 2.4.6 to 2.4.8
- [Release notes](https://github.com/vuejs/test-utils/releases)
- [Commits](vuejs/test-utils@v2.4.6...v2.4.8)

Updates `stylelint` from 17.8.0 to 17.9.0
- [Release notes](https://github.com/stylelint/stylelint/releases)
- [Changelog](https://github.com/stylelint/stylelint/blob/main/CHANGELOG.md)
- [Commits](stylelint/stylelint@17.8.0...17.9.0)

Updates `vitest` from 4.1.4 to 4.1.5
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.5/packages/vitest)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-v8"
  dependency-version: 4.1.5
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev
- dependency-name: "@vue/test-utils"
  dependency-version: 2.4.8
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev
- dependency-name: stylelint
  dependency-version: 17.9.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev
- dependency-name: vitest
  dependency-version: 4.1.5
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev
...

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Author: dependabot[bot]