Merge pull request #35733 from sjhala-ccs/cnv-13223

CNV-13223: Updated HCO variable for 4.8.1

Author: sjhala-ccs

modules/virt-document-attributes.adoc

@@ -14,7 +14,7 @@
 :ProductVersion:
 :VirtVersion: 4.8
 :KubeVirtVersion: v0.41.0
-:HCOVersion: 4.8.0
+:HCOVersion: 4.8.1
 // :LastHCOVersion:
 :product-build:
 :DownloadURL: registry.access.redhat.com