chore(release): 2.3.0 [skip ci]

# [2.3.0](https://gitlab.com/to-be-continuous/docker/compare/2.2.0...2.3.0) (2022-01-10)

### Features

* Vault variant + non-blocking warning in case failed decoding [@url](https://gitlab.com/url)@ variable ([f1bbac38](https://gitlab.com/to-be-continuous/docker/commit/f1bbac38b305f8bdda946d8372338c5293da7f59))