chore(release): Use the alpine containers instead of openjdk (#659)
chore(release): Use the alpine containers instead of openjdk (#659)

The container we had been using hasn't been updated in months. See
spinnaker/spinnaker#5204.
robfletcher/front50,robfletcher/front50,spinnaker/front50,spinnaker/front50,spinnaker/front50,robfletcher/front50