Update Changelog

Update Changelog

diff --git a/CHANGELOG b/CHANGELOG
index cb407d2..fb7cdf6 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,4 @@
-- Unreleased
+- Version 3.3.0
 
    - FEATURE: `MessageBus.base_route=` to alter the route that message bus will listen on.
 

GitHub sha: d65fbca7

This commit appears in #228 which was merged by SamSaffron.