quick fix for https://assistance.opentalent.fr/browse/V8-2170

ot_templating/Resources/Private/Partials/Classic/EventsShow.html

@@ -32,9 +32,9 @@
                     </i>{event.inlineFullAddress}
                 </span>
             </f:if>
-            <span class="event-description">
+            <p class="event-description">
                 {f:format.nl2br(value: '{event.description}')}
-            </span>
+            </p>
         </div>
     </div>