Adds support for groups in Danger configuration so that projects with
Gemfiles can override the group which is installed.

feat: add support for groups in Danger configuration

See merge request !684

chore(deps): update pre-commit hook gitlab-com/gl-infra/common-ci-tasks to v2.28.0

See merge request !685

## [2.29.0](v2.28.0...v2.29.0) (2024-08-22)

### Features

* add support for groups in Danger configuration ([88682a41](88682a41))