Remove composable role config from testenv

The composable role configuration should come from the featureset and
not the test environment configuration. This file is included after the
featureset in the deployment so it may override the configuration if
it's set to false.

Closes-Bug: #1758180
Change-Id: Idad5fa6326f7c8c528ea4a971340ca2bdaa15f25

toci-quickstart/config/testenv/multinode-rdocloud.yml

@@ -6,14 +6,6 @@ extra_args: >
     -e /usr/share/openstack-tripleo-heat-templates/environments/debug.yaml
     --overcloud-ssh-user {{ undercloud_user }}
 
-composable_roles: true
-overcloud_roles:
-  - name: Controller
-    CountDefault: 1
-    tags:
-      - primary
-      - controller
-
 toci_vxlan_networking: true
 toci_vxlan_networking_multinode: true
 vxlan_mtu: 1350