chore(release): 6.0.0 [skip ci]

# [6.0.0](https://gitlab.com/to-be-continuous/helm/compare/5.3.1...6.0.0) (2023-08-28)

### Features

* **oidc:** OIDC authentication support now requires explicit configuration (see doc) ([3d333e68](https://gitlab.com/to-be-continuous/helm/commit/3d333e68777f1ad76fdec1b15c69110a1d93b2f2))

### BREAKING CHANGES

* **oidc:** OIDC authentication support now requires explicit configuration (see doc)