This commit adds functionality for a user to specify that `helm` should
include CRDs when inflating a Helm Chart.
As of Helm v3, the `install-crd` hook is no more, with
`CustomResourceDefinitions` existing in the root of the chart, under the
`crds` directory.
When calling `helm template`, `helm` does not output these CRDs unless
the user passes the `--include-crds` flag to the command.
With this commit, users can set `includeCRDs: true` as part of their helm
chart definition in `kustomize.yaml` to have these included as part of
the output.
Signed-off-by: Devon Mizelle <devon.mizelle@onepeloton.com>
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