Add new Centos8,Ubuntu 20.04 nodes

Add new nodes in preparation to migrate to the
new OS versions.

Issue-ID: CIMAN-33
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
Change-Id: I66380869cc1d5c617a87d4d513ab6738c625d76e
diff --git a/jenkins-config/clouds/openstack/cattle/centos8-redis-4c-4g.cfg b/jenkins-config/clouds/openstack/cattle/centos8-redis-4c-4g.cfg
new file mode 100644
index 0000000..91ee3c8
--- /dev/null
+++ b/jenkins-config/clouds/openstack/cattle/centos8-redis-4c-4g.cfg
@@ -0,0 +1,3 @@
+IMAGE_NAME=CentOS Stream 8 - redis -  - 70980909-9012
+LABELS=centos8-redis-4c-4g
+HARDWARE_ID=v3-standard-4