Bump the pip-dependencies group with 3 updates

Bumps the pip-dependencies group with 3 updates: [xarray](https://github.com/pydata/xarray), [black](https://github.com/psf/black) and [moto](https://github.com/getmoto/moto).


Updates `xarray` from 2023.6.0 to 2023.7.0
- [Release notes](https://github.com/pydata/xarray/releases)
- [Changelog](https://github.com/pydata/xarray/blob/main/HOW_TO_RELEASE.md)
- [Commits](pydata/xarray@v2023.06.0...v2023.07.0)

Updates `black` from 23.3.0 to 23.7.0
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@23.3.0...23.7.0)

Updates `moto` from 4.1.12 to 4.1.13
- [Changelog](https://github.com/getmoto/moto/blob/master/CHANGELOG.md)
- [Commits](getmoto/moto@4.1.12...4.1.13)

---
updated-dependencies:
- dependency-name: xarray
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: pip-dependencies
- dependency-name: black
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: pip-dependencies
- dependency-name: moto
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: pip-dependencies
...

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