Update Video Intelligence Acceptance Task
Update Video Intelligence Acceptance Task

Add code to use the TEST environment variables used by the CI builds.
This is the same approach taken by other GAPIC-only libraries, like Language.

quartzmo/google-cloud-ruby,googleapis/google-cloud-ruby,dazuma/google-cloud-ruby,CloudVLab/google-cloud-ruby,googleapis/google-cloud-ruby,dazuma/google-cloud-ruby,googleapis/google-cloud-ruby,landrito/google-cloud-ruby,dazuma/google-cloud-ruby,googleapis/google-cloud-ruby,CloudVLab/google-cloud-ruby,googleapis/google-cloud-ruby,quartzmo/gcloud-ruby,dazuma/google-cloud-ruby,googleapis/google-cloud-ruby,quartzmo/google-cloud-ruby,quartzmo/google-cloud-ruby,dazuma/google-cloud-ruby,CloudVLab/google-cloud-ruby,quartzmo/google-cloud-ruby,landrito/google-cloud-ruby,CloudVLab/google-cloud-ruby,quartzmo/google-cloud-ruby,landrito/google-cloud-ruby,quartzmo/google-cloud-ruby,blowmage/gcloud-ruby,dazuma/google-cloud-ruby,landrito/google-cloud-ruby,landrito/google-cloud-ruby,CloudVLab/google-cloud-ruby