Fix flake8 in requirements

UnderGreen · UnderGreen · commit a4167ffb1f6e · 2021-03-19T22:45:42.000-04:00
diff --git a/requirements.txt b/requirements.txt
@@ -3,4 +3,4 @@ molecule >= 3.2, < 3.3
 molecule-docker >= 0.2, < 0.3
 ansible-lint >=5.0, < 5.1
 yamllint >= 1.26, < 1.27
-flake >= 3.9, < 3.10
+flake8 >= 3.9, < 3.10
