Update flake8 from 3.6.0 to 3.7.5

pyup-bot · tony · commit 497f7d98e615 · 2019-02-10T10:25:28.000-06:00
diff --git a/requirements/dev.txt b/requirements/dev.txt
@@ -1,2 +1,2 @@
 isort==4.3.4
-flake8==3.6.0
+flake8==3.7.5
