Add mypy to test-requirements.txt

Yobmod · web-flow · commit 06c219929a42 · 2021-07-19T14:30:10.000+01:00
also rmv coverage, as pytest-cov brings that
diff --git a/test-requirements.txt b/test-requirements.txt
@@ -1,5 +1,5 @@
 ddt>=1.1.1
-coverage
+mypy
 flake8
 virtualenv
 pytest
