Merge pull request #54456 from danielclowers/CNV-18201

CNV-18201: Updating version attributes for 4.12

Author: jab-rh

_attributes/common-attributes.adoc

@@ -102,9 +102,9 @@ endif::[]
 :opp: OpenShift Platform Plus
 //openshift virtualization (cnv)
 :VirtProductName: OpenShift Virtualization
-:VirtVersion: 4.11
-:KubeVirtVersion: v0.53.2
-:HCOVersion: 4.11.0
+:VirtVersion: 4.12
+:KubeVirtVersion: v0.58.0
+:HCOVersion: 4.12.0
 :delete: image:delete.png[title="Delete"]
 ifdef::openshift-origin[]
 :VirtProductName: OKD Virtualization