EMK v1008.1

Enterprise Managed Kubernetes changes:

Promoted Flatcar 4152.2.3 to supported. (First Flatcar release for our platform)
Added preview Garden Linux image 1592.12.0.
Added preview Flatcar 4230.2.1

New images will become supported on 9th of September, 2025, as per our release cycle, for more details on release cycles see our docs.