USHIFT-427: Disable clusterresourcequota and user informers

[oglok]

These two APIs are not available in MicroShift, so informers are useless here.

[stlaz]

The removal of RBR controller LGTM.

@benluddy please chime in on the cluster quotas

[mangelajo]

/approve

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: mangelajo, oglok

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[oglok]

/hold

[openshift-ci]

@oglok: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/periodic-ocp-4.13-images	8e28639	link	true	/test periodic-ocp-4.13-images

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[oglok]

Closing this PR because a fix directly in OCP would be preferred instead of a carried patch like this.