Merge pull request #955 from lightninglabs/docs-lnd

Update lnd documentation

Author: github-actions[bot]

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

@@ -59,6 +59,11 @@
 - [Fixed a bug](https://github.com/lightningnetwork/lnd/pull/10330) to ensure that goroutine resources are properly freed in the case
   of a disconnection or other failure event.
 
+- Chain notifier RPCs now [return the gRPC `Unavailable`
+  status](https://github.com/lightningnetwork/lnd/pull/10352) while the
+  sub-server is still starting. This allows clients to reliably detect the
+  transient condition and retry without brittle string matching.
+
 # New Features
 
 * Use persisted [nodeannouncement](https://github.com/lightningnetwork/lnd/pull/8825) 
@@ -283,7 +288,7 @@ reader of a payment request.
 * [Require invoices to include a payment address or blinded paths](https://github.com/lightningnetwork/lnd/pull/9752) 
   to comply with updated BOLT 11 specifications before sending payments.
 
-* [LND can now recgonize DNS address type in node
+* [LND can now recognize DNS address type in node
   announcement msg](https://github.com/lightningnetwork/lnd/pull/9455). This
   allows users to forward node announcement with valid DNS address types. The
   validity aligns with Bolt 07 DNS constraints.

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

@@ -22,6 +22,12 @@
 # Bug Fixes
 
 # 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.
+
 ## Functional Enhancements
 
 ## RPC Additions
@@ -48,8 +54,14 @@
 
 ## Database
 
+* Freeze the [graph SQL migration 
+  code](https://github.com/lightningnetwork/lnd/pull/10338) to prevent the 
+  need for maintenance as the sqlc code evolves. 
+
 ## Code Health
 
 ## Tooling and Documentation
 
 # Contributors (Alphabetical Order)
+
+* Elle Mouton