fix flake8 issues in test_views.py
fix flake8 issues in test_views.py

mozilla/kuma,mozilla/kuma,a2sheppy/kuma,Elchi3/kuma,mozilla/kuma,escattone/kuma,SphinxKnight/kuma,jwhitlock/kuma,a2sheppy/kuma,a2sheppy/kuma,SphinxKnight/kuma,Elchi3/kuma,jwhitlock/kuma,SphinxKnight/kuma,mozilla/kuma,Elchi3/kuma,Elchi3/kuma,jwhitlock/kuma,a2sheppy/kuma,jwhitlock/kuma,a2sheppy/kuma,Elchi3/kuma,jwhitlock/kuma,SphinxKnight/kuma,escattone/kuma,mozilla/kuma,SphinxKnight/kuma,SphinxKnight/kuma,escattone/kuma