Remove the extra CSS class for recent activity links

The class contains a special CSS selector used with the regular activity list that blows up the link to take up the whole item’s space. In the sidebar this parent is missing, causing the link to overlay the entire content.

See https://www.woltlab.com/community/thread/311168-komisches-verhalten-des-box-letzte-aktivit%C3%A4ten-nach-dem-update-auf-6-1-4/
See https://www.woltlab.com/community/thread/311178-letzte-aktivit%C3%A4ten-fehler/

Author: dtdesign

com.woltlab.wcf/templates/boxRecentActivitySidebar.tpl

@@ -5,7 +5,7 @@
 
 			<div class="sidebarItemTitle">
 				{if $event->getLink()}
-					<a href="{$event->getLink()}" class="recentActivityListItem__link">{unsafe:$event->getTitle()}</a>
+					<a href="{$event->getLink()}">{unsafe:$event->getTitle()}</a>
 				{else}
 					{unsafe:$event->getTitle()}
 				{/if}