Fix flake8 issue

Grant McConnaughey · Grant McConnaughey · commit 80a06a035488 · 2017-10-02T09:31:58.000-05:00
diff --git a/graphene_django/forms/__init__.py b/graphene_django/forms/__init__.py
@@ -1 +1 @@
-from .forms import GlobalIDFormField, GlobalIDMultipleChoiceField
+from .forms import GlobalIDFormField, GlobalIDMultipleChoiceField  # noqa

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-from .forms import GlobalIDFormField, GlobalIDMultipleChoiceField`
	`1`	`+from .forms import GlobalIDFormField, GlobalIDMultipleChoiceField # noqa`