Update voting schema with 5pm deadline changes

Updated to reflect the passing deadlines.  Should match the changes in
[publisher](https://publisher.publishing.service.gov.uk/editions/5dd7ee7140f0b60b8662c3b7/diff)
(where appropriate).

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

@@ -21,7 +21,7 @@ faqs:
       <ul>
         <li>be <a href="/register-to-vote?src=schema">registered to vote</a></li>
         <li>be 18 or over on the day of the election (‘polling day’)</li>
-        <li>be a British, Irish or <a rel="external" href="https://www.yourvotematters.co.uk/can-i-vote/who-can-register-to-vote?src=schema">qualifying Commonwealth</a> citizen</li>
+        <li>be a British, Irish or <a rel="external" href="https://www.electoralcommission.org.uk/i-am-a/voter/register-vote-and-update-your-details?src=schema#commonwealth">qualifying Commonwealth</a> citizen</li>
         <li>be resident at an address in the UK (or a British citizen living abroad who has been registered to vote in the UK in the last 15 years)</li>
         <li>not be legally excluded from voting</li>
       </ul>
@@ -83,7 +83,7 @@ faqs:
         <li>for someone else to vote for you (<a href="/voting-in-the-uk/voting-by-proxy?src=schema">vote by proxy</a>)</li>
       </ul>
       <p>If you want to vote by proxy in the General Election on 12 December, apply by 5pm on 4 December.</p>
-      <p>If you want to vote by post, apply by 5pm on 26 November to get your postal voting pack. Your postal vote must then arrive at your Electoral Office in the UK by 10pm on 12 December.</p>
+      <p>It is too late to apply to vote by post in the General Election. If you've applied already, your postal vote must arrive at your Electoral Office in the UK by 10pm on 12 December.</p>
       <h3 id="voting-in-northern-ireland">Voting in Northern Ireland</h3>
       <p>There’s a different process to <a rel="external" href="http://www.eoni.org.uk/Vote/Voting-by-post-or-proxy?src=schema">apply to vote by post or proxy if you live in Northern Ireland</a> and will be abroad temporarily on election day.</p>
       <p>If you will not have time to receive and return your postal ballot in Northern Ireland before going abroad you’ll need to vote by proxy. You cannot apply to have your postal vote sent outside the UK.</p>