Bump arviz from 0.22.0 to 0.23.1 (#671)

Bumps [arviz](https://github.com/arviz-devs/arviz) from 0.22.0 to 0.23.1.
- [Release notes](https://github.com/arviz-devs/arviz/releases)
- [Changelog](https://github.com/arviz-devs/arviz/blob/main/CHANGELOG.md)
- [Commits](arviz-devs/arviz@v0.22.0...v0.23.1)

---
updated-dependencies:
- dependency-name: arviz
  dependency-version: 0.23.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]