Merge pull request #835 from VWS-Python/dependabot/pip/keyring-21.8.0

Bump keyring from 21.7.0 to 21.8.0

Author: adamtheturtle

dev-requirements.txt

@@ -13,7 +13,7 @@ flake8-quotes==3.2.0  # Require single quotes
 flake8==3.8.4  # Lint
 freezegun==1.0.0  # Freeze time in tests
 isort==5.6.4  # Lint imports
-keyring==21.7.0
+keyring==21.8.0
 mypy==0.790 # Type checking
 pip_check_reqs==2.1.1
 pydocstyle==5.1.1  # Lint docstrings