Update README.md

Author: Nitr0-G

README.md

@@ -1,4 +1,4 @@
-Unicorn Engine
+Unicorn Engin
 ==============
 
 [![pypi downloads](https://pepy.tech/badge/unicorn)](https://pepy.tech/project/unicorn)
@@ -57,4 +57,4 @@ We also maintain a list of more challenged problems in [milestones](https://gith
 
 Please send pull request to our [dev branch](https://github.com/unicorn-engine/unicorn/tree/dev).
 
-[CREDITS.TXT](CREDITS.TXT) records important contributors of our project.
+[CREDITS.TXT](CREDITS.TXT) records important contributors of our project.