Exclude gate-swiftclient-dsvm-functional from stable/juno
Exclude gate-swiftclient-dsvm-functional from stable/juno

python-swiftclient has a stable/juno branch now. Commit
5796bb1f0f10b69586bac4e544be1848f0f37d0e made the functional
job voting for master (liberty) but excluded stable/kilo due to
instability, so we need to do the same for stable/juno.

Change-Id: I5a2d3f7860aeae6bf442e9372286eedbc290d6a8
Related-Bug: #1486576

dongwenjuan/project-config,Tesora/tesora-project-config,openstack-infra/project-config,noorul/os-project-config,noorul/os-project-config,openstack-infra/project-config,Tesora/tesora-project-config,dongwenjuan/project-config