Fix path used in supporting_pages#index redirect
Fix path used in supporting_pages#index redirect

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