Description of problem:

Adding any named input of type: audit to the clf, when there is a lokiStack output, the CLO pod goes into crashloop upon reconcile.

Version-Release number of selected component (if applicable):

Logging 6.0, Logging 6.1

How reproducible:

Every time

Steps to Reproduce:

1. Add any named input of type audit

  inputs:
    - name: my-logs
      type: audit
      audit:
        sources:
          - openshiftAPI
  pipelines:
    - name: my-pipeline
      outputRefs:
        - my-lokistack
      inputRefs:
        - my-logs
  outputs:
    - type: lokiStack
      name: my-lokistack

Actual results:

CLO pod crashloop

Expected results:

Additional info:

nil exception error caused when both 'spec.infrastructure' and 'spec.receiver' are nil: https://github.com/openshift/cluster-logging-operator/blob/release-6.0/internal/api/initialize/process_pipelines.go#L100