Move changes to right version

Changes.md

@@ -1,5 +1,19 @@
 # Sidekiq Changes
 
+4.0.2
+-----------
+
+- There's a new testing API based off the `Sidekiq::Queues` namespace. All
+  assertions made against the Worker class still work as expected.
+  [#2676, brandonhilkert]
+```ruby
+assert_equal 0, Sidekiq::Queues["default"].size
+HardWorker.perform_async("log")
+assert_equal 1, Sidekiq::Queues["default"].size
+assert_equal "log", Sidekiq::Queues["default"].first['args'][0]
+Sidekiq::Queues.clear_all
+```
+
 4.0.1
 -----------
 
@@ -13,16 +27,6 @@
   and to remove dependencies.  This has resulted in major speedups, as
   [detailed on my blog](http://www.mikeperham.com/2015/10/14/optimizing-sidekiq/).
 - See the [4.0 upgrade notes](4.0-Upgrade.md) for more detail.
-- There's a new testing API based off the `Sidekiq::Queues` namespace. All
-  assertions made against the Worker class still work as expected.
-  [#2659, brandonhilkert]
-```ruby
-assert_equal 0, Sidekiq::Queues["default"].size
-HardWorker.perform_async("log")
-assert_equal 1, Sidekiq::Queues["default"].size
-assert_equal "log", Sidekiq::Queues["default"].first['args'][0]
-Sidekiq::Queues.clear_all
-```
 
 3.5.3
 -----------