* feat(eks):added subnet az filter for eks nodegroup placement groups
* fix: Correct logice for restricting placement group to AZ
* fix: Ensure node group args are passed from root module
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Co-authored-by: Bryant Biggs <bryantbiggs@gmail.com>
* chore: Move examples that are more like test cases to the new `tests/` directory
* chore: Stash
* feat: Add better examples for EKS managed node groups
* chore: Add better examples for self-managed node groups
* chore: Update docs and correct `nodegroup` to `node group`