Fix the ActionRecord typo

Author: byroot

activerecord/lib/active_record/connection_handling.rb

@@ -263,13 +263,13 @@ def connection
         case ActiveRecord.permanent_connection_checkout
         when :deprecated
           ActiveRecord.deprecator.warn <<~MESSAGE
-            Called deprecated `ActionRecord::Base.connection` method.
+            Called deprecated `ActiveRecord::Base.connection` method.
 
             Either use `with_connection` or `lease_connection`.
           MESSAGE
         when :disallowed
           raise ActiveRecordError, <<~MESSAGE
-            Called deprecated `ActionRecord::Base.connection` method.
+            Called deprecated `ActiveRecord::Base.connection` method.
 
             Either use `with_connection` or `lease_connection`.
           MESSAGE

guides/source/5_0_release_notes.md

@@ -781,7 +781,7 @@ Please refer to the [Changelog][active-record] for detailed changes.
     To enable, set `prepared_statements: true` in `config/database.yml`.
     ([Pull Request](https://github.com/rails/rails/pull/23461))
 
-*   Added ability to call `ActionRecord::Relation#update` on relation objects
+*   Added ability to call `ActiveRecord::Relation#update` on relation objects
     which will run validations on callbacks on all objects in the relation.
     ([Pull Request](https://github.com/rails/rails/pull/11898))