Three default configMaps are created for each build config in OpenShift 4

Issue

• A ca, global-ca, and sys-config configMap are created for every build in the cluster:

# oc get cm

NAME                            DATA   AGE
app-base-1-ca                   7      21h
app-base-1-global-ca            1      21h
app-base-1-sys-config           0      21h
app-base-2-ca                   7      21h
app-base-2-global-ca            1      21h
app-base-2-sys-config           0      21h
app-base-4-ca                   7      54s
app-base-4-global-ca            1      54s
app-base-4-sys-config           0      54s
demo-py-app-10-ca               7      21h
demo-py-app-10-global-ca        1      21h
demo-py-app-10-sys-config       0      21h
demo-py-app-11-ca               7      25m
demo-py-app-11-global-ca        1      25m
demo-py-app-11-sys-config       0      25m
demo-py-app-12-ca               7      23m
demo-py-app-12-global-ca        1      23m
demo-py-app-12-sys-config       0      23m