PR feedback: update release notes

docs/changelog/123188.yaml

@@ -9,10 +9,11 @@ deprecation:
   details: >
     Versions 9.0.0 and later of {es} will not support communication with nodes of versions earlier than 8.18.0,
     so the ability to connect to nodes of earlier versions is deprecated in this version. This applies both to
-    communication within a cluster and communication across clusters (e.g. for CCS or CCR).
+    communication within a cluster and communication across clusters (e.g. for <<modules-cross-cluster-search,{ccs}>> or
+    <<xpack-ccr,{ccr}>>).
 
-    {es} will report in its deprecation logs each time it opens a connection to a node that will not be supported
-    from version 9.0.0 onwards. You must upgrade all your clusters to version 8.18.0 or later before upgrading
-    any of your clusters to 9.0.0 or later.
+    {es} will report in its <<deprecation-logging, deprecation logging>> each time it opens a connection to a node that
+    will not be supported from version 9.0.0 onwards. You must upgrade all your clusters to version 8.18.0 or later
+    before upgrading any of your clusters to 9.0.0 or later.
   impact: >
    Upgrade all of your clusters to at least 8.18.0 before upgrading any of them to 9.0.0 or later.