Strip the word stable from date (#475)
Strip the word stable from date (#475)

Co-authored-by: Neil Patel <efb5cf5d2cc03dc8865dab29322be528257dd058@google.com>
GoogleCloudPlatform/guest-test-infra,GoogleCloudPlatform/guest-test-infra,GoogleCloudPlatform/guest-test-infra