fix more broken markdown links

Fixed stuff we broke by mistake, previously.

Ran `make www` to perform the above.

TODO: Fix stuff we broke by mistake doing the above.

TODO: Fix more broken markdown links.

2019/index.html

@@ -399,9 +399,9 @@ lacking, you may need to compile using clang or gcc instead of your local
 compiler.</p>
 <h2 id="remarks-on-some-of-the-winning-entries">Remarks on some of the winning entries</h2>
 <p>This year’s winning entries are impressive!</p>
-<p>The <a href="endoh/index.html">“Most in need of debugging” (endoh)</a> is very inventive in
+<p>The <a href="endoh/index.html">Most in need of debugging - 2019/endoh</a> is very inventive in
 a way it produces its own text!</p>
-<p>The <a href="ciura/index.html">“Most likely to be awarded” (ciura)</a> has an amazing
+<p>The <a href="ciura/index.html">Most likely to be awarded - 2019/ciura</a> has an amazing
 vocabulary!</p>
 <p>There are again nods to entries of the years:</p>
 <ul>