removing registry, registry-mirror and dockerui containers
from the build machine. They are not necessary there.

Change-Id: I67f55658c5160d96c14c2404ebb7cc7fcccde154
diff --git a/scripts/bootstrap_ansible.sh b/scripts/bootstrap_ansible.sh
index eb5f131..ddaa522 100755
--- a/scripts/bootstrap_ansible.sh
+++ b/scripts/bootstrap_ansible.sh
@@ -21,5 +21,5 @@
 apt-get install -y software-properties-common
 apt-add-repository ppa:ansible/ansible
 apt-get update
-apt-get install -y ansible
+apt-get install -y ansible apt-transport-https
 cp /cord/build/ansible/ansible.cfg /etc/ansible/ansible.cfg