Update emergency proxy details

This should match the live section in https://www.gov.uk/voting-in-the-uk#voting-by-proxy

Author: sihugh

config/machine_readable/voting-in-the-uk.yml

@@ -64,7 +64,15 @@ faqs:
       </ul>
       <h2 id="how-to-apply-for-a-proxy-vote">How to apply for a proxy vote</h2>
       <p><a href="/government/collections/proxy-voting-application-forms?src=schema">Apply for a proxy vote</a> using a paper form. You need to send it to your local Electoral Registration Office.</p>
-      <p>There’s a different form to <a rel="external" href="http://www.eoni.org.uk/Vote/Voting-by-post-or-proxy?src=schema">apply to vote by proxy in Northern Ireland</a>. It is too late to apply.</p>
+      <p>There’s a different form to <a rel="external" href="http://www.eoni.org.uk/Vote/Voting-by-post-or-proxy">apply to vote by proxy in Northern Ireland</a>.</p>
+      <p>You can no longer apply to vote by proxy in the General Election on 12 December.</p>
+      <h3 id="get-an-emergency-proxy-vote">Get an emergency proxy vote</h3>
+      <p>You may be able to <a rel="external" href="https://www.electoralcommission.org.uk/i-am-a/voter/voting-person-post-or-proxy/voting-proxy">get an emergency proxy vote</a> if you’re unable to vote in person because of either:</p>
+      <ul>
+        <li>a medical emergency</li>
+        <li>your work</li>
+      </ul>
+      <p>The deadline is 5pm on 12 December.</p>
 
   - question: Voting from abroad
     answer: >