Update CHANGELOG.md

Author: aidanharan

CHANGELOG.md

@@ -9,6 +9,7 @@
 - [#1153](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1153) Only support Ruby v3.1+
 - [#1196](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1196) Use default inspect for database adapter
 - [#1216](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1216) Refactor adapter interface to match abstract adapter
+- [#1225](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1225) Drop support to Ruby 3.1
 
 #### Fixed