Fix gameroom test clear_db.sh
Updates the clear_db.sh script to reflect the new tables used by the
OAuth user session store.
PGPASSWORD=admin psql -h splinterd-db-node -U admin -d splinter -c \
'TRUNCATE keys, notification_properties, notifications, refresh_tokens,
- user_credentials, user_notifications, oauth_user';
+ user_credentials, user_notifications, oauth_users, oauth_user_sessions';
