We need to bump the Gradle Deps task, which fetches dependencies, to
include new test dependencies; and use freshly uploaded tooltool
archives (manually uploaded) containing the new test dependencies.

MozReview-Commit-ID: 8bNOVQPHlk6

--HG--
extra : rebase_source : 0c80117fb58e43f9c857027941f0a14f03b97f13