Extract init of server01 into postgres.client

This patch extracts definition of access parameters for server01 into
postgres.client because pushkin and security_monkey use the same database
endpoint.

Change-Id: I4003e7128e03a1dd89f34d729816022f74678a7d
diff --git a/postgresql/client/security_monkey.yml b/postgresql/client/security_monkey.yml
index 428753d..43e48d2 100644
--- a/postgresql/client/security_monkey.yml
+++ b/postgresql/client/security_monkey.yml
@@ -1,18 +1,14 @@
+classes:
+  - system.postgresql.client
 parameters:
   _param:
     secmonkey_db_host: ${_param:haproxy_postgresql_bind_host}
-    secmonkey_db_port: ${_param:haproxy_postgresql_bind_port}
     secmonkey_db_user: secmonkey
     secmonkey_db_user_password: secmonkey
   postgresql:
     client:
       server:
         server01:
-          admin:
-            host: ${_param:secmonkey_db_host}
-            port: ${_param:secmonkey_db_port}
-            user: ${_param:postgresql_admin_user}
-            password: ${_param:postgresql_admin_user_password}
           database:
             secmonkey:
               enabled: true