Kopia

### Summary

Kopia v0.23.1. is a bugfix release which fixes a rare race condition which might lead to a data loss - an upgrade is recommended - See https://github.com/kopia/kopia/issues/5371

### Repository

* Basic tests for getting epoch manager blob set ([#5418](https://github.com/kopia/kopia/issues/5418)) by Julio López
* selection of next epoch to compact ([#5373](https://github.com/kopia/kopia/issues/5373)) by Julio López

### Storage Providers

* no_extra_providers build tag ([#5375](https://github.com/kopia/kopia/issues/5375)) by Julio López

### Linter

* annotations for other platforms ([#5413](https://github.com/kopia/kopia/issues/5413)) by Julio López


### Graphical User Interface