Openshift Update Service pod fails with error release-manifests/release-metadata not found

Issue

• After installing OpenShift Update Service (OSUS), and created an update service application, the pod fails with the error 'release-manifests/release-metadata' not found:

  TRACE cincinnati::plugins::internal::graph_builder::release_scrape_dockerv2::registry] [4.Y.Z-image_name] Downloading layer sha256:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
  TRACE cincinnati::plugins::internal::graph_builder::release_scrape_dockerv2::registry] [4.Y.Z-image_name] Looking for release-manifests/release-metadata in archive sha256:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx with xxxxxx bytes
  DEBUG cincinnati::plugins::internal::graph_builder::release_scrape_dockerv2::registry] [4.Y.Z-image_name] Could not assemble metadata from layer (sha256:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx): 'release-manifests/release-metadata' not found