Fix formatting in changelog

Author: seregazhuk

CHANGELOG.md

@@ -3,13 +3,13 @@ All notable changes to this project will be documented in this file.
 
 ## 0.5.0 - 2020-05-22
 ### Added:
- - trait AssertsPromise
+ - trait `AssertsPromise`
 
 ## 0.4.0 - 2020-03-09
 ### Changed:
- - TestCase is now abstract 
+ - `TestCase` is now abstract 
 ### Added:
- - assertPromiseFulfillsWithInstanceOf() to check class of the resolution value 
+ - `assertPromiseFulfillsWithInstanceOf()` to check class of the resolution value 
 
 ## 0.3.0 - 2020-03-08
 ### Updated: