Add Ubuntu 24.04 Kernel 6.8 Kubernetes 1.34

[bdereims]

Ubuntu 24.04 as described in the title is need for GB200 / H100 clusters in OCI for security and performance reasons

[OguzPastirmaci]

@bdereims we're working on adding the Ubuntu 24.04 images soon.

[OguzPastirmaci]

@bdereims added the images to readme in #140