build(deps-dev): bump @davidsneighbour/markdownlint-config

Bumps [@davidsneighbour/markdownlint-config](https://github.com/davidsneighbour/configurations) from 2025.3.6 to 2026.0.2.
- [Commits](https://github.com/davidsneighbour/configurations/compare/@davidsneighbour/markdownlint-config@2025.3.6...@davidsneighbour/markdownlint-config@2026.0.2)

---
updated-dependencies:
- dependency-name: "@davidsneighbour/markdownlint-config"
  dependency-version: 2026.0.2
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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