Bump abitbol from 2.1.1 to 2.1.2

Bumps [abitbol](https://github.com/wanadev/abitbol) from 2.1.1 to 2.1.2.
- [Release notes](https://github.com/wanadev/abitbol/releases)
- [Changelog](https://github.com/wanadev/abitbol/blob/master/RELEASE.rst)
- [Commits](wanadev/abitbol@v2.1.1...v2.1.2)

---
updated-dependencies:
- dependency-name: abitbol
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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