Merge pull request #100656 from erpeters157/CNV-62357

Heterogeneous Cluster release note entries

Author: ousleyp

virt/release_notes/virt-4-20-release-notes.adoc

@@ -141,6 +141,9 @@ link:https://access.redhat.com/support/offerings/techpreview[Technology Preview
 //CNV-58005
 * {VirtProductName} is now supported on link:https://learn.microsoft.com/en-us/azure/azure-boost/overview[Azure Boost].
 
+//CNV-62357
+* Golden image support for heterogeneous clusters is now available.
+
 [id="virt-4-20-bug-fixes_{context}"]
 == Bug fixes