Remove unused style from news_articles list.
Remove unused style from news_articles list.

robinwhittleton/whitehall,ggoral/whitehall,askl56/whitehall,askl56/whitehall,hotvulcan/whitehall,robinwhittleton/whitehall,YOTOV-LIMITED/whitehall,ggoral/whitehall,YOTOV-LIMITED/whitehall,robinwhittleton/whitehall,hotvulcan/whitehall,alphagov/whitehall,hotvulcan/whitehall,robinwhittleton/whitehall,alphagov/whitehall,YOTOV-LIMITED/whitehall,ggoral/whitehall,alphagov/whitehall,YOTOV-LIMITED/whitehall,ggoral/whitehall,askl56/whitehall,hotvulcan/whitehall,alphagov/whitehall,askl56/whitehall