[autotest] Increase hostname input box's width for autotest web frontend

BUG=chromium:557468
TEST=local afe
DEPLOY=afe

Change-Id: Ieb3ce566effde13d119ca5cb9f7e83e42e258de7
Reviewed-on: https://chromium-review.googlesource.com/312989
Commit-Ready: Dan Shi <dshi@google.com>
Tested-by: Dan Shi <dshi@chromium.org>
Reviewed-by: danny chan <dchan@chromium.org>
Reviewed-by: Simran Basi <sbasi@chromium.org>
1 file changed