Update flake8-quotes from 0.14.0 to 1.0.0

Author: pyup-bot

dev-requirements.txt

@@ -4,7 +4,7 @@ codecov==2.0.15 # Upload coverage data
 dodgy==0.1.9  # Look for uploaded secrets
 flake8==3.5.0  # Lint
 flake8-commas==2.0.0  # Require silicon valley commas
-flake8-quotes==0.14.0  # Require single quotes
+flake8-quotes==1.0.0  # Require single quotes
 freezegun==0.3.10  # Freeze time in tests
 hypothesis==3.50.2  # Generate test cases
 isort==4.3.4  # Lint imports