web: fix elm-analyse and wats
web: fix elm-analyse and wats

feeling very grateful for wats' ability to catch my foolish mixup of
`Url.Builder.relative` and `Url.Builder.absolute`!

Signed-off-by: Jamie Klassen <d740210502544aa0776b92978c6db85774130b86@pivotal.io>

concourse/concourse,concourse/concourse,concourse/concourse,concourse/concourse,concourse/concourse