Make filter placeholders match style guide
Make filter placeholders match style guide

* eg not e.g.
(https://www.gov.uk/design-principles/style-guide/style-points)

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