Update gitlab-shell to 10.3.0
Update gitlab-shell to 10.3.0

Signed-off-by: solidnerd <387783e228a6a981e052f1b545e5a6a45a21cc6e@mietz.io>

sameersbn/docker-gitlab,3kami3/docker-gitlab,solidnerd/docker-gitlab,3kami3/docker-gitlab,solidnerd/docker-gitlab,sameersbn/docker-gitlab