feat: add GPU EKS cluster template

[richardcase]

What type of PR is this?
/kind feature

What this PR does / why we need it:
Adds a new cluster template for an EKS cluster that is GPU accelerated and with the nvidia ds. This assumes #2264 will be merged.

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #

Special notes for your reviewer:

Checklist:

• squashed commits
• includes documentation
• adds unit tests
• adds or updates e2e tests

Release note:

New cluster template for an GPU accelerated EKS cluster

[randomvariable]

/lgtm
/approve

[k8s-ci-robot]

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