Description of problem: Machine type is updated to rhel8.6.0 in KV CR but is still rhel8.4.0 in templates

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

How reproducible:

Steps to Reproduce:
1.oc get templates rhel8-server-medium -n openshift -o json | jq .objects[0].spec.template.spec.domain.machine
2.oc get kv -n openshift-cnv kubevirt-kubevirt-hyperconverged -o json | jq .spec.configuration.machineType

Actual results:
Step1 result: "type": "pc-q35-rhel8.4.0"
Step2 result: "type": "pc-q35-rhel8.6.0"

Expected results:
Step1 result: "type": "pc-q35-rhel8.6.0"
Step2 result: "type": "pc-q35-rhel8.6.0"

Additional info: