Update pytest from 5.3.1 to 5.3.2

Author: pyup-bot

dev-requirements.txt

@@ -25,7 +25,7 @@ pygithub==1.44.1
 pylint==2.4.4  # Lint
 pyroma==2.6  # Packaging best practices checker
 pytest-cov==2.8.1  # Measure code coverage
-pytest==5.3.1  # Test runners
+pytest==5.3.2  # Test runners
 sphinx-autodoc-typehints==1.10.3
 sphinxcontrib-spelling==4.3.0
 twine==3.1.1