deps(npm): bump the npm-minor-patch group with 3 updates (#133)

Bumps the npm-minor-patch group with 3 updates: [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8), [openclaw](https://github.com/openclaw/openclaw) and [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest).


Updates `@vitest/coverage-v8` from 4.1.7 to 4.1.8
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Changelog](https://github.com/vitest-dev/vitest/blob/main/docs/releases.md)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.8/packages/coverage-v8)

Updates `openclaw` from 2026.5.28 to 2026.6.1
- [Release notes](https://github.com/openclaw/openclaw/releases)
- [Commits](openclaw/openclaw@v2026.5.28...v2026.6.1)

Updates `vitest` from 4.1.7 to 4.1.8
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Changelog](https://github.com/vitest-dev/vitest/blob/main/docs/releases.md)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.8/packages/vitest)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-v8"
  dependency-version: 4.1.8
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-minor-patch
- dependency-name: openclaw
  dependency-version: 2026.6.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-minor-patch
- dependency-name: vitest
  dependency-version: 4.1.8
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-minor-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]