build(deps): bump mkdocs-git-revision-date-localized-plugin in /docs (#664)

Bumps [mkdocs-git-revision-date-localized-plugin](https://github.com/timvink/mkdocs-git-revision-date-localized-plugin) from 1.5.0 to 1.5.1.
- [Release notes](https://github.com/timvink/mkdocs-git-revision-date-localized-plugin/releases)
- [Commits](timvink/mkdocs-git-revision-date-localized-plugin@v1.5.0...v1.5.1)

---
updated-dependencies:
- dependency-name: mkdocs-git-revision-date-localized-plugin
  dependency-version: 1.5.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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