Rearrange GenAIExamples table to be less verbose and march left to right from ease of use and greatest general availability of HW

[mkbhanda]

Docker on CPU, Kubernetes with helm, Kubernetes with manifest, docker on GPU, Kubernetes on GPU

Aniticpate this table will get richer with more OPEA supported HW offerings

[yinghu5]

Hi @mkbhanda and ALL,
Thank you very much for the request. I saw doc team address some of them in GenALexample table. https://opea-project.github.io/latest/GenAIExamples/README.html. Close the issue for now, but please feel free to reopen for any contribute the doc if new ideas.