Update pytest to 5.1.1#507

pyup-bot wants to merge 1 commit intomastermohankishore/python_dynamodb_lock:masterfrom

pyup-update-pytest-4.5.0-to-5.1.1mohankishore/python_dynamodb_lock:pyup-update-pytest-4.5.0-to-5.1.1Copy head branch name to clipboard