Needed-By: Ie080d74e54850f2d892b23ebd5e0412b0d139199 Change-Id: I02edcec5b464fc294dd87e1a4e1ef8e0d50592bc
Migrate all functional jobs and gate to zuul v3. We will have to migrate all other legacy jobs too later. Migrating guideline: https://docs.openstack.org/infra/manual/zuulv3.html Change-Id: I6757ba558d2a89a6b1d1ab4694106f0b84b26d4f