Revert "Add missing config option os_auth_url"

This reverts commit 524bbed05ce9de0bd711aa18c35afa4476978404.

Change-Id: I0dc3ec7a55cb65bd2a5ff76f32b3d99f8962597b
diff --git a/lib/ceilometer b/lib/ceilometer
index 8ce9fb4..155cd75 100644
--- a/lib/ceilometer
+++ b/lib/ceilometer
@@ -166,7 +166,6 @@
     iniset $CEILOMETER_CONF service_credentials os_username ceilometer
     iniset $CEILOMETER_CONF service_credentials os_password $SERVICE_PASSWORD
     iniset $CEILOMETER_CONF service_credentials os_tenant_name $SERVICE_TENANT_NAME
-    iniset $CEILOMETER_CONF service_credentials os_auth_url $OS_AUTH_URL
 
     iniset $CEILOMETER_CONF keystone_authtoken identity_uri $KEYSTONE_AUTH_URI
     iniset $CEILOMETER_CONF keystone_authtoken admin_user ceilometer