ci-kubernetes-e2e-gce-gci-1-5-upgrade-etcd.env

### job-env

STORAGE_BACKEND=etcd2
# In 1.5 branch, in test configs we need to set:
# TEST_ETCD_VERSION & TEST_ETCD_IMAGE
# which are then assigned to ETCD_VERSION & ETCD_IMAGE.
TEST_ETCD_VERSION=2.2.1
TEST_ETCD_IMAGE=2.2.1
STORAGE_MEDIA_TYPE=application/json

KUBE_NODE_OS_DISTRIBUTION=gci
PROJECT=gce-up-g1-5-up-etcd