[JDG-5257] Add group to openshift API.

[rigazilla]

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Ungrouped API are deprecated on OCP since 4.7
https://issues.redhat.com/browse/JDG-5257

[yselkowitz]

There is one template which still uses apps/v1beta1 instead of apps/v1 for StatefulSet, but otherwise LGTM.

[rigazilla]

There is one template which still uses apps/v1beta1 instead of apps/v1 for StatefulSet, but otherwise LGTM.

fixed, thanks!

[ryanemerson]

Thanks @rigazilla

[yselkowitz]

This needs to also land in the datagrid73 branch.