Removed "Forgot Password" link

Persona makes this link useless, so no sense in keeping it around.

apps/users/templates/users/login_form.html

@@ -17,9 +17,6 @@
     </a>
     <div class="user-message">
       <p>
-        <a href="https://login.persona.org/forgot">
-          {{ loc('Forgot your password?') }}</a>
-          &nbsp;&middot;
           {% trans %}
           <a href="#" id="show-normal-login">Are you an admin or editor?</a>
           {% endtrans %}