chore(release): 6.31.0

# [6.31.0](https://gitlab.com/just-ci/templates/compare/v6.30.0...v6.31.0) (2024-08-06)

### Features

* option to use uv pip to install python packages ([4f096905](https://gitlab.com/just-ci/templates/commit/4f096905f2fb5cfca1a9855fdc703dd6a1980df9))