Merge tag '129.0.0' into feature/merge-129.0.0-tag

MetalK8s 129.0.0
===

MetalK8s 129.0.0 embeds Kubernetes 1.29.8.

Useful links
---

- [Documentation](https://metal-k8s.readthedocs.io/en/129.0.0)
- [Upgrade notes](https://metal-k8s.readthedocs.io/en/129.0.0/operation/upgrade.html)
- [Changelog](https://github.com/scality/metalk8s/blob/129.0.0/CHANGELOG.md)

What's new
===

- Drop RHEL 7 based OS support
- Add cert-manager
- Bump Kubernetes version to 1.29.8
- Bump ETCD version to 3.5.15
- Bump containerd version to 1.6.36
- Bump all addons

Author: eg-ayoub

CHANGELOG.md

@@ -1,6 +1,8 @@
 # CHANGELOG
 
-## Release 129.0.0 (in development)
+## Release 129.0.1 (in development)
+
+## Release 129.0.0
 
 ### Removals
 

VERSION

@@ -1,4 +1,4 @@
 VERSION_MAJOR=129
 VERSION_MINOR=0
-VERSION_PATCH=0
+VERSION_PATCH=1
 VERSION_SUFFIX=-dev