Auto merge of #983 - servo:community-tc, r=jdm
Auto merge of #983 - servo:community-tc, r=jdm

Gate servo/servo PRs on the `community-tc` deployment of Taskcluster

… in addition to the legacy deployment, for now. That one will be removed after the transition is finished.

CC https://bugzilla.mozilla.org/show_bug.cgi?id=1574648

servo/saltfs,servo/saltfs