use upstream kube-rbac-proxy instead of downstream

[stuggi]

should fix

time="2023-09-04T10:37:10Z" level=fatal msg="Error generating bundle manifests: error resolving image: GET https://registry.redhat.io/auth/realms/rhcc/protocol/redhat-docker-v2/auth?scope=repository%3Aopenshift4%2Fose-kube-rbac-proxy%3Apull&service=docker-registry: UNAUTHORIZED: Please login to the Red Hat Registry using your Customer Portal credentials. Further instructions can be found here: https://access.redhat.com/RegistryAuthentication"

[viroel]

/approve

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: gibizer, stuggi, viroel

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