docs: update release notes

Author: yyforyongyu

docs/release-notes/release-notes-0.20.0.md

@@ -33,11 +33,15 @@
   https://github.com/lightningnetwork/lnd/pull/9993) are returned when receiving
   empty route hints or a non-UTF-8-encoded description.
 
-- [Fixed](https://github.com/lightningnetwork/lnd/pull/10027) an issue where
+- [Fixed](https://github.com/lightningnetwork/lnd/pull/10140) an issue where
   known TLV fields were incorrectly encoded into the `ExtraData` field of
   messages in the dynamic commitment set.
 
 
+- [Fixed](https://github.com/lightningnetwork/lnd/pull/10072) an issue where
+  known TLV fields were incorrectly encoded into the `ExtraData` field of
+  messages in the gossip set.
+
 # New Features
 
 - Added [NoOp HTLCs](https://github.com/lightningnetwork/lnd/pull/9871). This