remove 2020-specific link

This commit is contained in:
Inari Listenmaa
2023-01-24 16:33:28 +08:00
committed by GitHub
parent 7bcc70e79d
commit 8b82f1ab33

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@@ -105,7 +105,7 @@
</li>
<li><a href="https://groups.google.com/group/gf-dev">Mailing List</a></li>
<li><a href="https://github.com/GrammaticalFramework/gf-core/issues">Issue Tracker</a></li>
<li><a href="//school.grammaticalframework.org/2020/">Summer School</a></li>
<li><a href="//school.grammaticalframework.org/">Summer School</a></li>
<li><a href="doc/gf-people.html">Authors</a></li>
</ul>
<a href="https://github.com/GrammaticalFramework/" class="btn btn-primary ml-3">