Update modules/ROOT/pages/release-notes.adoc

Author: kemister85

modules/ROOT/pages/release-notes.adoc

@@ -11,7 +11,7 @@ This section lists the releases for {productname} 7 and the changes made in each
 
 a|
 [.lead]
-xref:7.0.0-release-notes.adoc#overview[{productname} 7.7.2]
+xref:7.7.2-release-notes.adoc#overview[{productname} 7.7.2]
 
 Release notes for {productname} 7.7.2