Update CHANGELOG.md

Author: Chris Wiechmann

CHANGELOG.md

@@ -30,6 +30,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Improving support for OpenAPI 3.x spec having no servers declared (See issue [#40](https://github.com/Axway-API-Management-Plus/apim-cli/issues/40))
 - API export with methods doesn't contain anymore the internal method-id (See issue [#39](https://github.com/Axway-API-Management-Plus/apim-cli/issues/39))
 - CLI tool is now taking over RC given by each module (See issue [#33](https://github.com/Axway-API-Management-Plus/apim-cli/issues/33))
+- Policies are now exported with their name instead of the internal ID
 
 ## [1.1.0] 2020-06-25
 ### Added