Update docker nodes

Update docker nodes to fetch latest changes on executable
permissions for rebar3 and geckodriver.

Change-Id: Ia6ffefaa8e3110e6d782af3a009f1a9e11f5eb68
Issue-ID: CIMAN-33
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
diff --git a/jenkins-config/clouds/openstack/cattle/queue-docker-4c-4g.cfg b/jenkins-config/clouds/openstack/cattle/queue-docker-4c-4g.cfg
index 648678b..c98d053 100644
--- a/jenkins-config/clouds/openstack/cattle/queue-docker-4c-4g.cfg
+++ b/jenkins-config/clouds/openstack/cattle/queue-docker-4c-4g.cfg
@@ -1,4 +1,4 @@
-IMAGE_NAME=ZZCI - Ubuntu 16.04 - docker - x86_64 - 20180822-024356.338
+IMAGE_NAME=ZZCI - Ubuntu 16.04 - docker - x86_64 - 20180824-193210.563
 LABELS=queue-docker-4c-4g
 HARDWARE_ID=v2-highcpu-4
 INSTANCE_CAP=1