updated remove postgres registration

tests/test.yml

diff --git a/tests/test.yml b/tests/test.yml
index 5d4d6a2..c33d2a3 100644
--- a/tests/test.yml
+++ b/tests/test.yml
@@ -3,5 +3,11 @@
 - hosts: pgstandby
   gather_facts: no
   roles:
-    - { role: apigee-opdk-server-registration-state, username: "{{ opdk_user_email }}", password: "{{ opdk_user_pass }}", server_self: "{{ edge_ps_self }}", mgmt_server_ip: "{{ local_mgmt_ip }}" }
+    - {
+        role: apigee-opdk-server-registration-state,
+        username: "{{ opdk_user_email }}",
+        password: "{{ opdk_user_pass }}",
+        server_self: "{{ edge_ps_self }}",
+        mgmt_server_ip: "{{ local_mgmt_ip }}"
+      }