Disabled tests for unused cluster models

Change-Id: Ibb6f2c3712a199e9835887a7c5b42c328f42473b
diff --git a/classes/cluster/virtual-mcp11-k8s-calico-dyn/infra/init.yml b/classes/cluster/virtual-mcp11-k8s-calico-dyn/infra/init.yml
index 9eec8d0..4f1b9d9 100644
--- a/classes/cluster/virtual-mcp11-k8s-calico-dyn/infra/init.yml
+++ b/classes/cluster/virtual-mcp11-k8s-calico-dyn/infra/init.yml
@@ -9,6 +9,8 @@
 - system.prometheus.collector
 - service.grafana.collector
 parameters:
+  _jenkins:
+    tests_enabled: false
   _param:
     # infra service addresses
     infra_config_hostname: cfg01