Remove incorrect link on start page, use blank link for now

app/views/start/index.html.erb

@@ -11,7 +11,7 @@
       <li>upload data for multiple sales and lettings</li>
       <li>transfer data using an API</li>
       <%# TODO: Add link to lettings log form %>
-      <li><%= govuk_link_to("download a copy of the 2021 to 2022 lettings log as a PDF", "https://digital.dclg.gov.uk/jira/servicedesk/customer/portal/4/group/21") %> (2MB)</li>
+      <li><%= govuk_link_to("download a copy of the 2021 to 2022 lettings log as a PDF", "#") %> (2MB)</li>
     </ul>
     <p class="govuk-body">The data will be used to update the national record for social housing. It will also help to inform policy about the cost of social housing and what type of housing needs to be built.</p>
     <p class="govuk-body">This service is only for social housing in England.</p>