remove coverage

Author: tsolakoua

tox.ini

@@ -5,7 +5,7 @@ envlist = py38,python3.9,python3.10
 commands =
   flake8 amadeus specs setup.py
   # pytest specs/mixins/validator_spec.py --cov
-  pytest specs/version_spec.py --cov
+  pytest specs/version_spec.py
 
 deps =
   expects==0.9.0