build(deps-dev): bump openclaw

Bumps the npm-minor-patch group with 1 update in the / directory: [openclaw](https://github.com/openclaw/openclaw).


Updates `openclaw` from 2026.9.5 to 2026.9.6
- [Release notes](https://github.com/openclaw/openclaw/releases)
- [Changelog](https://github.com/openclaw/openclaw/blob/main/CHANGELOG.md)
- [Commits](openclaw/openclaw@v2026.9.5...v2026.9.6)

---
updated-dependencies:
- dependency-name: openclaw
  dependency-version: 2026.9.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-minor-patch
...

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Author: dependabot[bot]