Bug 987202 - Fix form URL on http://www.mozilla.org/gigabit/apply/

Change link to the form("click here")
from: https://docs.google.com/forms/d/1HFas7B6sD3oLxE5FAAYDX1pLoxgBf5mHnj4a1oEay00/edit#
to: https://docs.google.com/forms/d/1HFas7B6sD3oLxE5FAAYDX1pLoxgBf5mHnj4a1oEay00/viewform