chore(release): 6.0.0 [skip ci]

# [6.0.0](https://gitlab.com/to-be-continuous/aws/compare/5.5.0...6.0.0) (2025-08-13)

* feat(vault)!: enable certificate verification ([e9d8b780](https://gitlab.com/to-be-continuous/aws/commit/e9d8b7802cc216e9fcbef0b24b85f5694f827d8c))

### BREAKING CHANGES

* self-signed certificates must be declared in your GitLab DEFAULT_CA_CERTS or with VAULT_CA_CERTS variable