updated remove postgres registration

tests/test.yml

diff --git a/tests/test.yml b/tests/test.yml
index ad1fe7c..491a7d6 100644
--- a/tests/test.yml
+++ b/tests/test.yml
@@ -1,6 +1,9 @@
 ---
 - hosts: pgstandby
   gather_facts: no
+  vars_files:
+  - ~/.apigee/apigee-opdk-custom-properties/custom-properties.yml
+  - ~/.apigee-secure/credentials.yml
   tasks:
   - name: Collect attributes
     include_role: