Merge pull request #3640 from GodloveD/redate-changelog

updating changelog for point release

Author: GodloveD

CHANGELOG.md

@@ -11,7 +11,7 @@ _The old changelog can be found in the `release-2.6` branch_
 
 # Changes Since v3.2.1
 
-# v3.2.1 - [2019.05.23]
+# v3.2.1 - [2019.05.28]
 
   - This point release fixes the following bugs:
     - Allows users to join instances with non-suid workflow