Update CHANGELOG

Author: Simatwa

docs/CHANGELOG.md

@@ -89,8 +89,9 @@
 
 ## v0.2.1
 **What's new?**
-- Fakeopen rendering issue fixed - #7 
+- Fakeopen rendering issue fixed - [#7](https://github.com/Simatwa/python-tgpt/issues/7)
 
 ## v0.2.2
 **What's new?**
-- Package renamed to **pytgpt** - #7
+- Package renamed to **pytgpt** - [#7](https://github.com/Simatwa/python-tgpt/issues/7)
+- Visible vertical overflow - [#7](https://github.com/Simatwa/python-tgpt/issues/7)