Use new ubuntu images

Use new Ubuntu 18.04 images with python3.9-distutils

Issue-ID: CIMAN-30

Signed-off-by: Bengt Thuree <bthuree@linuxfoundation.org>
Change-Id: Ic323d135a1577c6b844be2ce9a6887723f7b0621
diff --git a/jenkins-config/clouds/openstack/cattle/ubuntu1804-docker-arm64-4c-4g.cfg b/jenkins-config/clouds/openstack/cattle/ubuntu1804-docker-arm64-4c-4g.cfg
index 90de5db..47fa5e7 100644
--- a/jenkins-config/clouds/openstack/cattle/ubuntu1804-docker-arm64-4c-4g.cfg
+++ b/jenkins-config/clouds/openstack/cattle/ubuntu1804-docker-arm64-4c-4g.cfg
@@ -1,4 +1,4 @@
-IMAGE_NAME=ZZCI - Ubuntu 18.04 - docker - arm64 - 20200313-023920.944
+IMAGE_NAME=ZZCI - Ubuntu 18.04 - docker - arm64 - 20210318-025845.711
 LABELS=ubuntu1804-docker-arm64-4c-4g
 HARDWARE_ID=lf-standard-4
 VOLUME_SIZE=20