docs: add release notes

Author: guggero

docs/release-notes/release-notes-0.19.0.md

@@ -234,6 +234,8 @@ config option](https://github.com/lightningnetwork/lnd/pull/9182) and introduce
 a new option `channel-max-fee-exposure` which is unambiguous in its description.
 The underlying functionality between those two options remain the same.
 
+* [Golang was updated to
+  `v1.22.11`](https://github.com/lightningnetwork/lnd/pull/9462). 
 
 ## Breaking Changes
 ## Performance Improvements