Update flake8 from 3.8.2 to 3.8.3 (#364)

pyup-bot · web-flow · commit 57b1aaf1165c · 2020-06-09T11:20:01.000+05:30
diff --git a/requirements-testing.txt b/requirements-testing.txt
@@ -1,6 +1,6 @@
 python-coveralls==2.9.3
 coverage==5.1
-flake8==3.8.2
+flake8==3.8.3
 pytest==5.4.3
 pytest-cov==2.9.0
 autopep8==1.5.3
