remove mypy and type checking

Makefile

-.PHONY: check test q1 q2 q3 q4
-
-check:
-	mypy src --allow-redefinition
+.PHONY: test q1 q2 q3 q4
 
 test:
 	pytest

README.md

@@ -31,7 +31,7 @@ you should have completed the following notebooks before starting this project:
 ## Assignment [[toc](#table-of-content)]
 you and anyone looking at your code should be able to run the following command without getting any errors:
 ```shell
-make check test
+make test
 ```
 
 > :bulb: **Note**

dev-requirements.txt

 pytest
-mypy