docs: update release notes

Author: bitromortac

docs/release-notes/release-notes-0.16.1.md

@@ -16,6 +16,11 @@
 
 ### Bug Fixes
 
+* [Improve channel restriction
+  resilience](https://github.com/lightninglabs/lightning-terminal/pull/1215):
+  The channel restriction rule no longer fails to initialize when restricted
+  channels are closed.
+
 ### Functional Changes/Additions
 
 ### Technical and Architectural Updates
@@ -37,4 +42,7 @@
 
 ### Taproot Assets
 
-# Contributors (Alphabetical Order)
+# Contributors (Alphabetical Order)
+
+
+