Skip horizon-integration-tests for translation jobs
Skip horizon-integration-tests for translation jobs

There is no need to run horizon-integration-tests as we use
the default language, English, in the integration tests and
proposed translation files are validated in the pep8 job.
It reduced the CI resources and waiting time.

Change-Id: I70851622a91280eab99005bf285d8190bfbf8933

openstack/horizon,openstack/horizon,ChameleonCloud/horizon,ChameleonCloud/horizon,ChameleonCloud/horizon,openstack/horizon,openstack/horizon,ChameleonCloud/horizon