CHANGELOG.md in node_mutation-1.21.5 vs CHANGELOG.md in node_mutation-1.21.6

@@ -1,6 +1,10 @@
 # NodeMutation
 
+## 1.21.6 (2023-11-20)
+
+* Flat and sort actions after filtering actions when processing
+
 ## 1.21.5 (2023-11-20)
 
 * Rewrite the process and test methods
 
 ## 1.21.4 (2023-10-28)