Merge pull request #83 from ColibrITD-SAS/Henri-ColibrITD-patch-2

Update CONTRIBUTING.md

CONTRIBUTING.md

@@ -68,8 +68,7 @@ Here are the pieces of software useful to know to work on our library:
 - We run our tests using [pytest](https://docs.pytest.org).
 - We generate our documentation using [Sphinx](https://www.sphinx-doc.org).
 - We format the code using [black](https://black.readthedocs.io) and
- [isort](https://pycqa.github.io/isort), but this is not configured in our CI
- yet.
+ [isort](https://pycqa.github.io/isort).
 - We check our types using [Pyright](https://microsoft.github.io/pyright), but
  this is not configured yet.
 - The documentation is automatically deployed on new versions with