R1:c56ac11bd2d6

Don't link payment methods to nowhere

Summary: This page doesn't actually exist and we don't really have any content to put on it right now.

Test Plan: No longer saw bogus link in subscriptions.

Reviewers: btrahan, chad

Reviewed By: chad

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D11942