docs: release notes

Author: gijswijs

docs/release-notes/release-notes-0.21.0.md

@@ -59,10 +59,11 @@
 
 # New Features
 
-- Basic Support for [onion messaging forwarding](https://github.com/lightningnetwork/lnd/pull/9868) 
-  consisting of a new message type, `OnionMessage`. This includes the message's
-  definition, comprising a path key and an onion blob, along with the necessary
-  serialization and deserialization logic for peer-to-peer communication.
+- [Basic Support](https://github.com/lightningnetwork/lnd/pull/9868) for onion
+  [messaging forwarding](https://github.com/lightningnetwork/lnd/pull/10089).
+  This adds a new message type, `OnionMessage`, comprising a path key and an
+  onion blob. It includes the necessary serialization and deserialization logic
+  for peer-to-peer communication.
 
 ## Functional Enhancements