zuul: Declare queue at top level

Zuul deprecated declaring shared queues at a pipeline level with
release 4.1.0[1]. This updates the job definition to use the top level
declaration instead.

See [2] for details.

[1] https://zuul-ci.org/docs/zuul/latest/releasenotes.html#relnotes-4-1-0-deprecation-notes
[2] http://lists.openstack.org/pipermail/openstack-discuss/2022-May/028603.html

Change-Id: Ib621978bc27a33bbb568ad89d51f0aecf9a5c9f1
1 file changed