Merge tag '125.0.0-alpha.1' into feature/merge-125.0.0-alpha.1-tag

MetalK8s 125.0.0-alpha.1
========================

MetalK8s 125.0.0-alpha.1 embeds Kubernetes 1.25.5.

Useful links
------------

- [Documentation](https://metal-k8s.readthedocs.io/en/125.0.0-alpha.1)
- [Upgrade notes](https://metal-k8s.readthedocs.io/en/125.0.0-alpha.1/operation/upgrade.html)
- [Changelog](https://github.com/scality/metalk8s/blob/125.0.0-alpha.1/CHANGELOG.md)

What’s new
----------

- Bump Kubernetes to 1.25.5
- Bump CoreDNS to 1.9.3
- Bump etcd to 3.5.6

Author: TeddyAndrieux