chore(release): 3.1.0 [skip ci]

# [3.1.0](https://gitlab.com/to-be-continuous/python/compare/3.0.1...3.1.0) (2021-12-10)

### Features

* **publish:** configure the GitLab Packages registry as default Python registry for publish ([891c32ae](https://gitlab.com/to-be-continuous/python/commit/891c32aecc986599417ff2404f83eaff66ee4400))