feat: global registry support #148

Job	Run time
k8s-e2e-tests-extended / K8s e2e tests dynamic	10m 42s
k8s-e2e-tests-extended / K8s e2e tests apm	12m 11s
k8s-e2e-tests-extended / K8s e2e tests custom-repo	11m 2s
k8s-e2e-tests-extended / K8s e2e tests proxy	9m 44s
k8s-e2e-tests-extended / K8s e2e tests fleet-control	11m 5s
k8s-e2e-tests-extended / K8s e2e tests collector	12m 4s
k8s-e2e-tests-extended / K8s e2e tests	4s
	1h 6m 52s

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