Bump github.com/docker/docker #712

Job	Run time
Publish Image (cert-generator, cmd/cert-generator/v1beta1/Dockerfile) / Publish Image	17m 4s
Publish Image (file-metrics-collector, cmd/metricscollector/v1beta1/file-metricscollector/Dockerf... / Publish Image	10m 0s
Publish Image (katib-controller, cmd/katib-controller/v1beta1/Dockerfile) / Publish Image	19m 22s
Publish Image (katib-db-manager, cmd/db-manager/v1beta1/Dockerfile) / Publish Image	8m 58s
Publish Image (katib-ui, cmd/new-ui/v1beta1/Dockerfile) / Publish Image	20m 41s
Publish Image (tfevent-metrics-collector, cmd/metricscollector/v1beta1/tfevent-metricscollector/D... / Publish Image	10m 1s
	1h 26m 6s

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