correct CHANGELOG

Author: d-biehl

CHANGELOG.md

@@ -18,6 +18,7 @@ All notable changes to the "robotcode" extension will be documented in this file
 - Decrease size of extension package
 - Sligtly correct displayName and description of VSCode package, for better relevance in Marketplace search
   - See here [#39](https://github.com/d-biehl/robotcode/issues/39)
+
 ##  0.6.0
 
 ### added