Bump version and update changelog for v4.2.0

Author: bernardd

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## v4.2.0 - 2022-09-12
+
+- Add info on transaction failures
+- Increase minimum ex_aws version to 2.4.0
+- Fix encoding of boolean attributes
+
 ## v4.1.0 - 2022-03-23
 
 - Add `:stream_enabled` and `:stream_view_type` options to table creation and updates

mix.exs

@@ -1,7 +1,7 @@
 defmodule ExAws.Dynamo.Mixfile do
   use Mix.Project
 
-  @version "4.1.0"
+  @version "4.2.0"
   @service "dynamo"
   @url "https://github.com/ex-aws/ex_aws_#{@service}"
   @name __MODULE__ |> Module.split() |> Enum.take(2) |> Enum.join(".")