[Bug]: missing `apiVersion` for `CronJob` and `HorizontalPodAutoscaler` in generate mode

[chlunde]

What happened?

In generate mode, the apiVersion for CronJob and HorizontalPodAutoscaler (HPA) is missing in the YAML manifest.

Steps to reproduce

1. go run . generate --cr examples/simple-prod.yaml | grep -E '(Horiz|CronJob)' -A 1 -B 1

---
kind: CronJob
metadata:
--
---
kind: CronJob
metadata:
--
---
kind: HorizontalPodAutoscaler
metadata:

notice: no apiVersion

Expected behavior

apiVersion: batch/v1
kind: CronJob
metadata:
--
apiVersion: batch/v1
kind: CronJob
metadata:
--
apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata: