CHANGELOG.md in runger_style-2.2.0 vs CHANGELOG.md in runger_style-2.2.1

@@ -1,4 +1,7 @@
+## v2.2.1 (2024-04-01)
+[no unreleased changes yet]
+
 ## v2.2.0 (2024-03-23)
 - Limit ForbiddenPrefixes for Naming/PredicateName to "is_"
 
 ## v2.1.0 (2024-03-15)
 - Remove global exclusions and lint db/schema.rb except for some cops