Re-add talk templates and partials

source/_partials/talk/events.html.twig

@@ -0,0 +1,15 @@
+{% if events is not empty %}
+    <h2>Events</h2>
+
+    <ul>
+        {% for event in events %}
+            {% include 'talk/events/event.html.twig' with {
+                date: event.date,
+                is_online: event.is_online ?? false,
+                location: event.location,
+                name: event.name,
+                url: event.url,
+            } only %}
+        {% endfor %}
+    </ul>
+{% endif %}