Bump griffe from 1.0.0 to 1.2.0

Bumps [griffe](https://github.com/mkdocstrings/griffe) from 1.0.0 to 1.2.0.
- [Release notes](https://github.com/mkdocstrings/griffe/releases)
- [Changelog](https://github.com/mkdocstrings/griffe/blob/main/CHANGELOG.md)
- [Commits](mkdocstrings/griffe@1.0.0...1.2.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]