Fix the broken build I caused.
Fix the broken build I caused.

I'm not sure why stubbing the `govspeak_to_html` methods caused this
problem, but stubbing the underlying `bare_` methods fixes the
build.

Like I said in c9b34539a9af63e51c5748df0b1d4c5d9305c3f0, I think
these helpers need to be collected into an actual Object.

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