fix: soft delete empty repository records (batch 3)

See merge request gitlab-org/container-registry!897

## [3.27.1](gitlab-org/container-registry@v3.27.0-gitlab...v3.27.1-gitlab) (2022-02-16)

### Bug Fixes

* soft delete empty repository records (batch 3) ([3417b00a](gitlab-org/container-registry@3417b00a))