Need to update the version of images from 4.11 to 4.12 in master and release-4.12 branches git hub repo file:
https://github.com/openshift/cluster-nfd-operator/blob/master/config/manifests/bases/nfd.clusterserviceversion.yaml

When applying catalogsource with index image quay.io/openshift-release-dev/ocp-release-nightly:iib-int-index-art-operators-4.12, we don't see any 4.12 NFD versions in OperatorHub, latest version is:  4.11.0-202210262118

Also the packagemanifest from the art-operators-4.12 index image has currentCSV: nfd.4.11.0-202210262118

OCP version 4.12.0-0.nightly-2022-10-25-210451

Always

1. Deploy OCP Cluster 4.12 nightly build, latest
2. Apply the catalogsource file:
apiVersion: operators.coreos.com/v1alpha1
kind: CatalogSource
metadata:
  name: iib-int-index-art
  namespace: openshift-marketplace
spec:
  displayName: Art Operators
  image: quay.io/openshift-release-dev/ocp-release-nightly:iib-int-index-art-operators-4.12
  publisher: OpenShift QE
  sourceType: grpc
  updateStrategy:
    registryPoll:
      interval: 15m
 3. The NFD operator version in OperatorHub is: nfd.4.11.0-202210262118 

The NFD operator version in OperatorHub is: nfd.4.11.0-202210262118

The NFD operator version in OperatorHub should be  nfd.4.12.0-202211102...