feat: multidoc support for yaml and json #1653

Job	Run time
Load versions.env	6s
Build (1.20.3, macos-latest, 1.8.1)	3m 8s
Build (1.20.3, windows-latest, 1.8.1)	7m 47s
Build (1.20.3, ubuntu-latest, 1.8.1)	3m 11s
Build Container	2m 26s
Run gosec (1.20.3, ubuntu-latest, 2.15.0)	2m 37s
Run linters (1.20.3, ubuntu-latest, 1.52.2)	3m 41s
Integration (Helm Chart) (1.24.15)	5m 37s
Integration (Helm Chart) (1.25.11)	5m 8s
Integration (Helm Chart) (1.26.6)	5m 22s
Integration (Helm Chart) (1.27.3)	6m 46s
Integration (controller.yaml) (1.24.15)	6m 8s
Integration (controller.yaml) (1.25.11)	5m 58s
Integration (controller.yaml) (1.26.6)	6m 54s
Integration (controller.yaml) (1.27.3)	8m 6s
	1h 12m 55s

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