Merge pull request #255 from ezh/dependabot/pip/pytest-mock-3.3.1

Bump pytest-mock from 3.2.0 to 3.3.1

Author: ezh

requirements.dev.txt

@@ -13,6 +13,6 @@ pymdown-extensions==8.0
 pytest==6.0.1
 pytest-console-scripts==0.2.0
 pytest-cov==2.10.1
-pytest-mock==3.2.0
+pytest-mock==3.3.1
 pytest-runner==5.2
 wdb==3.3.0