[CORD-1903]
Remove old build system

Change-Id: Id6e98e36879a7952775254fd7bd84249adbfcc18
(cherry picked from commit e7b336c40e9cf5ee50ed78a8245f96d4d562a7bb)
diff --git a/cord-config-playbook.yml b/cord-config-playbook.yml
index 7a98d9d..a7fcd5a 100644
--- a/cord-config-playbook.yml
+++ b/cord-config-playbook.yml
@@ -1,3 +1,4 @@
+---
 
 # Copyright 2017-present Open Networking Foundation
 #
@@ -13,13 +14,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-
----
 # cord-config-playbook.yml
 # Creates all configuration for a CORD pod
 
 - name: Include vars
-  hosts: all
+  hosts: config
   tasks:
     - name: Include variables
       include_vars: "{{ item }}"