Merge pull request #254 from BrianPugh/pyup-update-pytest-6.2.4-to-6.2.5

Update pytest to 6.2.5

requirements_dev.txt

@@ -7,7 +7,7 @@ flake8==3.9.2
 pytest-benchmark==3.4.1
 pytest-mock==3.6.1
 pytest-runner==5.3.1
-pytest==6.2.4
+pytest==6.2.5
 tox==3.24.3
 twine==3.4.1
 tqdm==4.62.2